Bolt Carrier Groups

Bolt Carrier Groups

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  • H&K Roller Retainer Spring - Action 3 H&K Roller Retainer Spring - Action 3

    H&K Roller Retainer Spring - Action 3

    H&K Heckler & Koch

    $6.74
    H&K Roller Retainer Spring - Action 3 This part is the second-generation roller holder. Each retainer fits all "action 3" 9mm MP5 & MP5K bolt heads & MP5 40/10 bolt heads. The roller retainer spring is a common repair and replacement item and...
    HKP-00068
    $6.74
    Qty in Cart: 0
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    $6.74
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  • H&K German Roller Retainer Plate For Rollers H&K German Roller Retainer Plate For Rollers

    H&K German Roller Retainer Plate For Rollers

    H&K Heckler & Koch

    $2.74
    HK German Roller Retainer Plate For All Rollers - Used This item is a common wear item that is great to have on hand as they are one of the top items that break or fail with the use and age of the service weapon.  Compatible With All Original 1st...
    HKP-02690
    $2.74
    Qty in Cart: 0
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    $2.74
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  • H&K MP5 Bolt Group Backup Kit - Action 3

    H&K MP5 Bolt Group Backup Kit - Action 3

    H&K Heckler & Koch

    $22.95
    New HK German MP5, MP5K, HK94, SP89 9mm Action 3 Bolt Group Backup Kit.This Kit Includes The Highest Wear And Replace Items On The MP5 Action 3 Bolt Group, As Well As The Easy To Lose Pin.Each Repair Kit Includes: Factory German MP5 9mm Extractor Spring...
    HKP-16993
    $22.95
    Qty in Cart: 0
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    $22.95
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  • H&K Locking Roller Pin For Bolt Heads H&K Locking Roller Pin For Bolt Heads

    H&K Locking Roller Pin For Bolt Heads

    H&K Heckler & Koch

    $6.95
    H&K Locking Roller Pin For Bolt Heads   HK roller retainer pin or clamping sleeve (holds roller retainer plate in place). Each retainer pin works with all roller retainer plates & springs. All 3 types including oval-shaped roller retainer...
    HKP-00066
    $6.95
    Qty in Cart: 0
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    $6.95
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  • H&K Roller For Bolt Head 8.00mm - Standard H&K Roller For Bolt Head 8.00mm - Standard

    H&K Roller For Bolt Head 8.00mm - Standard

    H&K Heckler & Koch

    $12.95
    H&K Roller For Bolt Head 8.00mm - Standard The 8mm roller is the proper roller size for the standard "zero" function. The correct 8mm roller is essential for proper head spacing and bolt gap. New HK German, not surplus or used goods, that are worn...
    HKP-00506
    $12.95
    Qty in Cart: 0
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    $12.95
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  • HKP 1st Gen Roller Retainer Plate To Spring Upgrade

    HKP 1st Gen Roller Retainer Plate To Spring Upgrade

    HKP HK Parts

    $9.95
    HKP 1st Gen Roller Retainer Plate To Spring Upgrade This action 3 roller retainer spring for all 1st Generation bolt heads replaces the oval-shaped roller retainer plate. HK made a wire spring as an upgrade for later production bolt heads to improve the...
    HKP-02119
    $9.95
    Qty in Cart: 0
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    $9.95
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  • H&K Roller Retainer Pin - New Style H&K Roller Retainer Pin - New Style

    H&K Roller Retainer Pin - New Style

    H&K Heckler & Koch

    $6.95
    HK Roller Retainer Pin, Clamping Sleeve- New Style This part works with all roller retainer plates and springs. HK started this change of roller retainer pins starting in all 2011-produced bolt heads. Works with all styles of roller retainer plates...
    HKP-01954
    $6.95
    Qty in Cart: 0
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    $6.95
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  • H&K MP5 & MP5K F Style Roller Retainer Plate - 3rd Gen H&K MP5 & MP5K F Style Roller Retainer Plate - 3rd Gen

    H&K MP5 & MP5K F Style Roller Retainer Plate - 3rd Gen

    H&K Heckler & Koch

    $14.95
    HK German "F" Style 3rd Gen Roller Retainer Plate This is the latest and greatest German design of roller retainer plates found in all of the latest production of HK German bolt heads. The MP5 F roller retainer plate fits true F-style bolt heads only...
    HKP-00069
    $14.95
    Qty in Cart: 0
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    $14.95
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  • HKP Roller +8 - New - 8.08mm HKP Roller +8 - New - 8.08mm

    HKP Roller +8 - New - 8.08mm

    HKP HK Parts

    $8.99
    Roller +8 - New - 8.08mmHK Parts Standard (8.08 mm) locking roller, The proper roller size is essential for proper bolt gap. US Manufacture.Price is per roller.**You need to order two for a complete set (pair) for bolt head.**
    HKP-19437
    $8.99
    Qty in Cart: 0
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    $8.99
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  • H&K +2 Roller For Bolt Head 8.02mm - Over-sized H&K +2 Roller For Bolt Head 8.02mm - Over-sized

    H&K +2 Roller For Bolt Head 8.02mm - Over-sized

    H&K Heckler & Koch

    $24.95
    H&K +2 Roller For Bolt Head 8.02mm - Over-sized New HK standard (8.02 mm) locking roller. The proper roller size is essential for a proper bolt gap. New HK German, not surplus or used out-of-spec part. Please Note: The price listed is per roller...
    HKP-00507
    $24.95
    Qty in Cart: 0
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    $24.95
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  • HKP Roller +6 - New - 8.06mm HKP Roller +6 - New - 8.06mm

    HKP Roller +6 - New - 8.06mm

    HKP HK Parts

    $8.99
    Roller +6 - New - 8.06mmHK Parts Standard (8.06 mm) locking roller, The proper roller size is essential for proper bolt gap. US Manufacture.Price is per roller.**You need to order two for a complete set (pair) for bolt head.**
    HKP-19439
    $8.99
    Qty in Cart: 0
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    $8.99
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  • HKP Roller +2 - New - 8.02mm HKP Roller +2 - New - 8.02mm

    HKP Roller +2 - New - 8.02mm

    HKP HK Parts

    $8.99
      Roller +2 - New - 8.02mm HK Parts Standard (8.02 mm) locking roller, The proper roller size is essential for proper bolt gap. US Manufacture. Price is per roller.**You need to order two for a complete set (pair) for bolt head.**
    HKP-19423
    $8.99
    Qty in Cart: 0
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    $8.99
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  • HKP Roller +4 - New - 8.04mm HKP Roller +4 - New - 8.04mm

    HKP Roller +4 - New - 8.04mm

    HKP HK Parts

    $8.99
    Roller +4 - New - 8.04mmHK Parts Standard (8.04 mm) locking roller, The proper roller size is essential for proper bolt gap. US Manufacture.Price is per roller.**You need to order two for a complete set (pair) for bolt head.**
    HKP-19441
    $8.99
    Qty in Cart: 0
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    $8.99
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  • H&K +4 Roller For Bolt Head 8.04mm - Over-sized H&K +4 Roller For Bolt Head 8.04mm - Over-sized

    H&K +4 Roller For Bolt Head 8.04mm - Over-sized

    H&K Heckler & Koch

    $14.95
    H&K +4 Roller For Bolt Head 8.04mm - Over-sized New HK German not surplus or used goods. The correct roller is essential for proper head spacing and the bolt gap. Compatible With: HKG3, 91 & PTR HK93, 33, 53 HK MP5, MP5K Cetme, C308 Clones...
    HKP-00508
    $14.95
    Qty in Cart: 0
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    $14.95
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  • RCM MP5 9mm Full Auto Bolt Carrier RCM MP5 9mm Full Auto Bolt Carrier

    RCM MP5 9mm Full Auto Bolt Carrier

    RCM

    $179.95
    MP5 9mm Full Auto Bolt Carrier - RCM New US RCM manufactured MP5, 94 F/A carrier with all current "F" style upgrades and tungsten filled for the best performance and the utmost reliability. They were machined completely from billet ordnance grade steel...
    HKP-01188
    $179.95
    Qty in Cart: 0
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    $179.95
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  • H&K Roller Retainer Plate For Rollers H&K Roller Retainer Plate For Rollers

    H&K Roller Retainer Plate For Rollers

    H&K Heckler & Koch

    $25.95
    New HK German Roller Retainer Plate For Rollers This item is a common wear item that is great to have on hand as they are one of the top items that break or fail with use and age of the service weapon. Compatible With: MP5, 94 MP5K, SP89 HKG3, 91,...
    HKP-00065
    $25.95
    Qty in Cart: 0
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    $25.95
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  • RCM HK MP5 Complete HK Style 9mm Bolt Group RCM HK MP5 Complete HK Style 9mm Bolt Group

    RCM HK MP5 Complete HK Style 9mm Bolt Group

    RCM

    $409.95
    Complete Bolt Group - RCM - HK Style MP5 9mmIdeal to replace out of spec, worn or broken bolt groups or for that custom build. Each bolt group will work and fit on semi or full auto MP5 9mm style firearms.This is the finest US BCG available. Each bolt...
    HKP-19317
    $409.95
    Qty in Cart: 0
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    $409.95
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  • HKP HK 91/93/33/53/G3 (5.56 / .223) & (7.62x51 / .308) Bolt Carrier Assembly & Disassembly Tool HKP HK 91/93/33/53/G3 (5.56 / .223) & (7.62x51 / .308) Bolt Carrier Assembly & Disassembly Tool

    HKP HK 91/93/33/53/G3 (5.56 / .223) & (7.62x51 / .308) Bolt Carrier Assembly & Disassembly Tool

    HKP HK Parts

    $19.87
    HK Bolt Carrier Assembly & Disassembly Tool This tool is one of the best items you can buy if you are new to HK and plan on taking apart your bolt group for cleaning or maintenance. A must-have for all HK collectors and shooters. This is the original...
    HKP-00785
    $19.87
    Qty in Cart: 0
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    $19.87
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  • HKP Roller +9 - New - 8.09mm HKP Roller +9 - New - 8.09mm

    HKP Roller +9 - New - 8.09mm

    HKP HK Parts

    $8.99
    Roller +9 - New - 8.09mmHK Parts Standard (8.09 mm) locking roller, The proper roller size is essential for proper bolt gap. US Manufacture.Price is per roller.**You need to order two for a complete set (pair) for bolt head.**
    HKP-19438
    $8.99
    Qty in Cart: 0
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    $8.99
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  • RCM MP5K/SP89 9mm Full Auto Bolt Carrier RCM MP5K/SP89 9mm Full Auto Bolt Carrier

    RCM MP5K/SP89 9mm Full Auto Bolt Carrier

    RCM

    $179.95
    MP5K Full Auto Bolt Carrier - US- Made - RCM This part is machined from billet ordnance steel. Our US-made MP5K carrier is made to the most updated and latest MP5K F specs. Tungsten filled, heat treated, and factory fresh production. Providing the finest...
    HKP-01190
    $179.95
    Qty in Cart: 0
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    $179.95
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  • H&K HK G3/91/PTR F/A Complete Training Bolt Group

    H&K HK G3/91/PTR F/A Complete Training Bolt Group

    H&K Heckler & Koch

    $499.95
      Surplus HK German Plastic training ammo bolt group. To be used with the readily available and cheap plastic tipped training ammo only! A neat collectible item as only a small number were made during the 1970's. The bolt carrier can also be cut...
    HKP-18265
    $499.95
    Qty in Cart: 0
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    $499.95
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  • RCM HK Style MP5K 9mm Complete Bolt Group RCM HK Style MP5K 9mm Complete Bolt Group

    RCM HK Style MP5K 9mm Complete Bolt Group

    RCM

    $379.95
    Complete Bolt Group - RCM - HK Style MP5K 9mm Ideal to replace out of spec, worn or broken bolt groups or for that custom build. Each bolt group will work and fit on semi or full auto MP5K 9mm style firearms. This is the finest US BCG available. Each...
    HKP-19846
    $379.95
    Qty in Cart: 0
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    $379.95
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  • HKP Roller +3 - New - 8.03mm HKP Roller +3 - New - 8.03mm

    HKP Roller +3 - New - 8.03mm

    H&K Heckler & Koch

    $8.99
    Roller +3 - New - 8.03mmHK Parts Standard (8.03 mm) locking roller, The proper roller size is essential for proper bolt gap. US Manufacture.Price is per roller.**You need to order two for a complete set (pair) for bolt head.**
    HKP-19425
    $8.99
    Qty in Cart: 0
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    $8.99
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  • H&K HK MP5 German 9mm Trigger Pack Complete F/A Roller Sear, XX Struted/Pinned Hammer H&K HK MP5 German 9mm Trigger Pack Complete F/A Roller Sear, XX Struted/Pinned Hammer

    H&K HK MP5 German 9mm Trigger Pack Complete F/A Roller Sear, XX Struted/Pinned Hammer

    H&K Heckler & Koch

    $369.95
    HK German SEF Full Auto Trigger Pack Complete - 9mm Factory HK German MP5 9mm caliber full auto trigger pack unmodified as it comes from HK Germany. This trigger pack offering started as a demilled 80's production German MP5 where the trigger pack was...
    HKP-19342
    $369.95
    Qty in Cart: 0
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    $369.95
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  • HKP Roller +7 - New - 8.07mm HKP Roller +7 - New - 8.07mm

    HKP Roller +7 - New - 8.07mm

    HKP HK Parts

    $8.99
    Roller +7 - New - 8.07mmHK Parts Standard (8.07 mm) locking roller, The proper roller size is essential for proper bolt gap. US Manufacture.Price is per roller.**You need to order two for a complete set (pair) for bolt head.**
    HKP-19442
    $8.99
    Qty in Cart: 0
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    $8.99
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  • HKP Roller +1 - New - 8.01mm HKP Roller +1 - New - 8.01mm

    HKP Roller +1 - New - 8.01mm

    H&K Heckler & Koch

    $8.99
    Roller +1 - New - 8.01mmHK Parts Standard (8.01 mm) locking roller, The proper roller size is essential for proper bolt gap. US Manufacture.Price is per roller.**You need to order two for a complete set (pair) for bolt head.**
    HKP-19424
    $8.99
    Qty in Cart: 0
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    $8.99
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  • HKP SP5K Spec - Full Auto Bolt Carrier HKP SP5K Spec - Full Auto Bolt Carrier

    HKP SP5K Spec - Full Auto Bolt Carrier

    RCM

    $189.95
    HK SP5K Specification Full Auto Bolt Carrier - US Made Machined completely from billet ordnance grade steel. The HK SP5K carrier is made to the most updated and latest MP5K F specs that will fit the SP5K. Tungsten filled, heat treated, & factory...
    HKP-17932
    $189.95
    Qty in Cart: 0
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    $189.95
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  • H&K Roller Type Trip Lever H&K Roller Type Trip Lever

    H&K Roller Type Trip Lever

    H&K Heckler & Koch

    $29.95
    H&K Roller Type Trip Lever This is a genuine German Heckler & Koch part. This is the newer style trip lever for use with a roller sear catch, not the older friction type. Please Note: May or may not be marked with the X or XX...
    HKP-02466
    $29.95
    Qty in Cart: 0
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    $29.95
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  • H&K Roller Sear For SEF, Navy Trigger Packs H&K Roller Sear For SEF, Navy Trigger Packs

    H&K Roller Sear For SEF, Navy Trigger Packs

    H&K Heckler & Koch

    $29.95
    H&K Roller Sear For SEF & Navy Trigger Packs It is the newer style, not the older friction type of sear. This item is also referred to as the catch with a roller but is more commonly called a sear.
    HKP-01710
    $29.95
    Qty in Cart: 0
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    $29.95
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  • RCM HK MP5 SD 9mm Complete Bolt Group RCM HK MP5 SD 9mm Complete Bolt Group

    RCM HK MP5 SD 9mm Complete Bolt Group

    RCM

    $394.95
    Complete Bolt Group - RCM - HK MP5 SD 9mmIdeal to replace out of spec, worn or broken bolt groups or for that custom build. Each bolt group will work and fit on semi or full auto MP5 SD 9mm style firearms.This is the finest US BCG available. Each bolt...
    HKP-19665
    $394.95
    Qty in Cart: 0
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    $394.95
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  • H&K German Roller +2 - Used - 8.02mm H&K German Roller +2 - Used - 8.02mm

    H&K German Roller +2 - Used - 8.02mm

    H&K Heckler & Koch

    $7.95
    Used HK standard (8.02 mm) locking roller, The proper roller size is essential for proper bolt gap. HK German Manufacture.Price is per roller.**You need to order two for a complete set (pair) for bolt head.**
    HKP-19366
    $7.95
    Qty in Cart: 0
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    $7.95
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  • H&K 91/G3 (7.62x51 / .308) Full Auto Bolt Carrier - Surplus H&K 91/G3 (7.62x51 / .308) Full Auto Bolt Carrier - Surplus

    H&K 91/G3 (7.62x51 / .308) Full Auto Bolt Carrier - Surplus

    H&K Heckler & Koch

    $149.95
    HK G3 Factory Full Auto Bolt Carrier - German German HK 70'- 80's production used surplus bolt carrier with locking lever, spring, and axle pin installed. Most are NOT date-coded on the top of the carrier. Most will be marked on the side or, more...
    HKP-01952
    $149.95
    Qty in Cart: 0
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    $149.95
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  • HKP Roller +5 - New - 8.05mm HKP Roller +5 - New - 8.05mm

    HKP Roller +5 - New - 8.05mm

    HKP HK Parts

    $8.99
    Roller +5 - New - 8.05mmHK Parts Standard (8.05 mm) locking roller, The proper roller size is essential for proper bolt gap. US Manufacture.Price is per roller.**You need to order two for a complete set (pair) for bolt head.**
    HKP-19440
    $8.99
    Qty in Cart: 0
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    $8.99
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  • Out Of Stock
    GSG9 HK G36 (5.56/.223) Incomplete Bolt Head GSG9 HK G36 (5.56/.223) Incomplete Bolt Head

    GSG9 HK G36 (5.56/.223) Incomplete Bolt Head

    GSG9

    $0.00
    G36 Incomplete Bolt Head - USA G36 bolt head allows the use of double stack magazines in your SL8 conversion to high-capacity G36, Magpul, or AR15 magazines.   
    HKP-00802
    $0.00
    Qty in Cart: 0
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    $0.00
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  • H&K Standard Roller 8.00mm - Used H&K Standard Roller 8.00mm - Used

    H&K Standard Roller 8.00mm - Used

    H&K Heckler & Koch

    $7.95
    8.00mm Standard Size (zero or unmarked) For HK Roller Lock Bolt HeadHK spec new unmarked 8.00mm roller that will fit all HK bolt heads including HK91/G3, HK93/33/53, HK94, MP5, SP89 all clones and the Cetme & Cetme clones. An easy way to remember...
    HKP-19374
    $7.95
    Qty in Cart: 0
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    $7.95
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  • HK G36/SL8 (5.56/.223) Extractor Axle

    HK G36/SL8 (5.56/.223) Extractor Axle

    $6.95
    HK G36, SL8 Extractor Axle- US MadeNew extractor axle for use on all G36, Sl8 bolt heads. This part can become heavily worn and is prone to breakage.Fits all: HK G36 models HK Sl8 models
    HKP-18370
    $6.95
    Qty in Cart: 0
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    $6.95
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  • H&K G36/SL8 (5.56/.223) Bolt Head Ejector Pin

    H&K G36/SL8 (5.56/.223) Bolt Head Ejector Pin

    H&K Heckler & Koch

    $7.95
    Bolt Head Ejector Pin For G36 & SL8 This item is the pin that holds the ejector & ejector spring in place. It is a common wear and replacement item and a must-have when doing bolt head maintenance.
    HKP-01876
    $7.95
    Qty in Cart: 0
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    $7.95
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  • Out Of Stock
    H&K -6 Roller For Bolt Head 7.94mm - Under-sized H&K -6 Roller For Bolt Head 7.94mm - Under-sized

    H&K -6 Roller For Bolt Head 7.94mm - Under-sized

    H&K Heckler & Koch

    $0.00
    H&K -6 Roller For Bolt Head 7.94mm - Under-sized New HK German -6 roller that measures 7.94mm. For use with all HK 90 series firearms. Each roller is sold individually. Order two if you need a pair.
    HKP-00342
    $0.00
    Qty in Cart: 0
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    $0.00
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  • H&K MP5 & MP5K Stop Pin, Axle Set For Bolt Carrier H&K MP5 & MP5K Stop Pin, Axle Set For Bolt Carrier

    H&K MP5 & MP5K Stop Pin, Axle Set For Bolt Carrier

    H&K Heckler & Koch

    $14.95
    MP5 & MP5K Stop Pin, Axle Set For Bolt Carrier Each set is designed to keep the locking piece clocked at the correct location and in place when the stop axle and pin set are installed in the carrier. This item can become damaged...
    HKP-02558
    $14.95
    Qty in Cart: 0
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    $14.95
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  • HK G36/SL8 (5.56/.223) Ejector Spring HK G36/SL8 (5.56/.223) Ejector Spring

    HK G36/SL8 (5.56/.223) Ejector Spring

    USA

    $19.95
      HK G36 & SL8 Series Of Ejector Spring. Great Item To Have On Hand As This Is Prone To Wear And Breakage - US
    HKP-18374
    $19.95
    Qty in Cart: 0
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    $19.95
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