HK G3/91 Series
Discover the ultimate collection of parts for your H&K G3 and H&K 91, designed to enhance precision, reliability, and performance. Featuring G3 Stocks for improved ergonomics, 91 Barrels for superior accuracy, and G3 Triggers for enhanced responsiveness. Our selection also includes 91 Handguards for advanced protection and control, G3 Forearms for optimal handling, and detailed Parts Kits to fully equip your firearm for any scenario. Each component is engineered for flawless compatibility with your H&K G3 or H&K 91, ensuring your rifle meets the highest standards of operation and craftsmanship.
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Fixed Stock - OD Green - Surplus - HK 91, G3, PTR
H&K Heckler & Koch
$25.95Used Olive Drab green German surplus stock complete. Ready to install on your HK or clone rifle. Used in perfect working condition. Each stock includes all parts to be a complete stock ready to use on your HK G3, 91, PTR or other HK style firearm. As...HKP-16329$25.95 -
H&K 91/G3 (7.62x51 / .308) Ejector Lever - Used
H&K Heckler & Koch
$3.95Used Heckler & Koch genuine factory .308 ejector lever. In perfect working order pulled from surplus HK German G3's.For use with: HK G3 HK 91 PTR-91 HK 51HKP-01738$3.95 -
H&K 91/G3 (7.62x51 / .308) 20 Round Aluminum Magazine - Used
H&K Heckler & Koch
$7.95HK G3, HK91 & PTR91 German 20 Round Magazine - Alloy - Used German manufactured aluminum paratrooper magazines used in. Perfect for your HK G3/PTR style firearm. Each unit is German manufactured and a great deal for the condition of these mags...HKP-18068$7.95 -
H&K Small Push Pin - Forearm & Lower
H&K Heckler & Koch
$7.95H&K Small Push Pin - Forearm & Lower All steel HK German small push pin for use on the lower grip housing. The small push pin is also the correct pin for holding the HK forearm in place. Compatible With: HK91, G3, PTR HK93, 33, 53 HK MP5, 94,...HKP-00075$7.95 -
H&K Rifle Extractor Spring For All HK's
H&K Heckler & Koch
$6.74HK German 308, 7.62 & 556, .223 Rifle Extractor Spring New factory HK German part. The extractor spring is the #1 most common repair and replacement item on HK firearms. Many HK gunsmiths recommend using this extractor spring on all HK 90 Series HK's...HKP-00188$6.74 -
H&K Ejector Lever Spring
H&K Heckler & Koch
$6.95H&K Ejector Lever Spring The new HK German factory ejector lever spring fits all HK 90 series of rifles and pistols. This is a common repair and replacement part and it is a recommended spare part for every HK enthusiast or shooter. Compatible...HKP-00059$6.95 -
H&K 91/G3/MSG90 (7.62x51 / .308) 20 Round Magazine - Aluminum - Excellent/Like New
H&K Heckler & Koch
$12.95HK G3, HK91, & PTR91 German 20 Round Magazine - Alloy German Manufactured Aluminum Paratrooper Magazines In Excellent - Like New Condition Perfect for your HK G3/PTR style firearm. Each unit is German manufactured, and a great deal for the condition...HKP-00524$12.95 -
H&K HK G3, HK 91 Grip for Metal Frames - OD Green - Surplus
H&K Heckler & Koch
$9.95HK German Green Plastic Grips For The HKG3,HK91 & HK93, HK33 Metal Grip Frames. Used in surplus condition. Each item is used in good shape and will clean up nicely with a little bit of TLC and some attention. A great value for the price. Fits all HK...HKP-16333$9.95 -
Small Push Pin - Forearm & Lower
USA
$5.95HK Small push pin - US MAde All Steel US Made small push pin for use on the lower grip housing for a push pin style of lower housing. Black Nitride finish which adds extra durability to the pin plus corrosion and abrasion resistance.The small push pin is...HKP-20397$5.95 -
H&K 91/G3 (7.62x51 / .308) Slimline Forearm - Jungle Green - Used Good
H&K Heckler & Koch
$14.95Used German Military Surplus Jungle Green Slim Line Forearm With Heat Shield. Each item is used in good shape and will clean up nicely with a little bit of TLC and some attention. Conditions range from Good to Excellent shape. For the money these are a...HKP-16266$14.95 -
HKP Rear Sight Tool For Diopter Sights
HKP HK Parts
$29.95HK Diopter Rear Sight Tool - Military ContractDiopter sight tool is perfect for those that need to adjust all sizes of HK diopter type sights for the entire family of HK rifles including clones. A military contract over-run and mil-spec quality at the...HKP-16511$29.95 -
RennSteig 8 Piece Punch Set For HK Firearms
RennSteig
$34.95Metric Parallel Pin Punch Set With Guide Sleeves - German Manufacture - 8 Piece This punch set is the exact same set used in the HK Armorer classes and approved by HK for use when installing & removing the roll pins from HK pistols & rifles...HKP-16737$34.95 -
H&K 90 Series Pinned hammer
H&K Heckler & Koch
$29.95Hammer, Full Auto HK 90 Series Trigger Packs - German HK - UsedGerman HK Hammer Used surplus in VG-EXC shape and in perfect working order. With the proper hole on the hammer to pin the strut in place. This hammer is the hammer that is most commonly used...HKP-18305$29.95 -
H&K Barrel Retaining Pin - 5mm Standard Size
H&K Heckler & Koch
$9.95H&K Barrel Retaining Pin - 5mm Standard Size Each barrel pin is used for installing a new or replacement barrel. HK suggest using a new factory barrel pin when installing or reinstalling a HK barrel. We also offer the HK oversized barrel pins for...HKP-00071$9.95 -
HK German Butt Stock Push Pin
$8.95HK German Butt Stock Push Pin Each large stock push pin is used to retain the stock to the receiver on the 90 series of firearms. These are great replacement or spare parts to keep on hand as they fit all of the 90-series firearms below. The large...HKP-00076$8.95 -
H&K 90 Series Butt Stock Push Pin
H&K Heckler & Koch
$3.95Each large stock push pin is used to retain the stock to the receiver on the 90 series of firearms. Large push pins are for the stock and the small push pin is for the forearm and lower. The HK German genuine push pins are take off's from demilled G3...HKP-18038$3.95 -
H&K 91/G3 (7.62x51 / .308) 20 Round Aluminum Magazine - New
H&K Heckler & Koch
$24.95New German 20 Round Aluminum Magazine - G3, 91, PTR Brand new old stock German manufactured paratrooper alloy magazine. This item is no longer in production and is getting harder to find in new condition. These mags are the real deal, perfect for your HK...HKP-00222$24.95 -
HKP HK 91/G3 (7.62x51 / .308) Cocking Handle - Extended
HKP HK Parts
$44.95HK 91, G3, PTR & CETME, C 308 Cocking Handle - Extended Add the look, feel, and enhanced pulling advantage of the extended cocking handle to your HK91, G3, PTR & C308 firearm. This upgrade will provide more than 2X the surface area and charging...HKP-00199$44.95 -
H&K German Roller Retainer Plate For Rollers
H&K Heckler & Koch
$2.74Used HK German Roller Retainer Plate For All 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. Made in Germany. Fits all original 1st gen...HKP-02690$2.74 -
DTAC Mag Paddle Bushing With Pin For Semi Builds
DTAC Dakota Tactical
$9.89Semi Auto Bushing Set For Paddle Mag Release InstallationThe finest semi-auto bushing set available anywhere and at the best price! Each kit will fit all HK paddle mag release installs. Made 100% in the US from 17-4 stainless steel. Latest production...HKP-02194$9.89 -
FMP Rifle Extractor Spring For All HK's - HK Contract FMP
FMP
$3.49HK Contract FMP (Portuguese) 308, 7.62, 556, .223 Rifle Extractor Spring This new factory HK contract part is the #1 most common repair and replacement item. This is also a great upgrade for those that want to upgrade the MP5/94 copper extractor spring...HKP-16248$3.49 -
H&K 93/53/91/G3 Cocking Handle Spring
H&K Heckler & Koch
$5.74New Style Cocking Handle Lever Spring - German This is the latest HK German spring design with the factory HK anti-corrosion plating applied. The factory HK springs last longer and is more tolerant to corrosion. A perfect upgrade for your older...HKP-00348$5.74 -
H&K 91/G3 (7.62x51 / .308) Cocking Handle Axle Pin
H&K Heckler & Koch
$4.95New HK German G3,91,21 & PTR Cocking Handle Axle Pin. This is a new HK factory part for the .308 HK rifle. This part is the axle pin that holds the cocking handle in place on the cocking tube support.HKP-01690$4.95 -
H&K SEF Long Axle Selector Lever For Polymer Trigger Housings
H&K Heckler & Koch
$24.95HK SEF Longer Axle Selector Lever For The Polymer SEF Type Grips Or Trigger Housings - Used This is the factory-correct selector lever for SEF or SEF-style semi-auto-style trigger packs and grip frames. These are pulled from German HK SEF trigger...HKP-01105$24.95 -
HKP Armorers Bench Block Tool
HKP HK Parts
Now: $9.95Was: $14.95HK Parts Armorers Puck Punch Bench Block Tool For All HK Firearms The HK armorers' puck punch bench block tool is standard issue at all HK armorers' courses. The purpose of the tool is to aid in installing axle and roll pins in your firearm while...HKP-17133Now: $9.95Was: $14.95 -
Semi Auto Shelf For Receiver - Billeted
$19.95Semi Auto Shelf For Receiver - Billeted HK Semi Auto Shelf milled from one solid billet to HK's factory specifications (no castings here). This is the needed receiver shelf that is welded to the receiver to allow the use of the clipped & pinned...HKP-01521$19.95 -
HKP HK 91/93/33/53/G3 (5.56 / .223) & (7.62x51 / .308) Hex Buffer Screw - Front
HKP HK Parts
$0.69Enhanced Hex Style Buffer ScrewNew upgraded hex head style front buffer screw. Each buffer assembly uses 2 of these screws to affix the buffer to the back plate and central stock section. The old style buffer screws were used the older slotted head and...HKP-17883$0.69 -
HKP 90 Series Flat Trigger - Enhanced
HKP HK Parts
$49.95Made in the USA from solid billet machined ordnance grade steel, heat treated, finished in a QPQ Nitride finish. With the utmost attention to detail in the design and manufacture of the HK Parts flat 90 series trigger. Each enhanced flat trigger will...HKP-18364$49.95 -
PTR Semi Auto Spacer With Elbow Spring - Match Grade
PTR
$11.95PTR Semi Auto Spacer With Elbow Spring - Match Grade For use on all HK semi-auto trigger packs. It's a must-have for those converting a full auto trigger pack to semi-auto. This unit provides a "match" grade feel to your trigger pull.HKP-00838$11.95 -
MFI HK G3,91,93,33 PTR & MP5 Scope Mount - Windowed
MFI
$133.95This particular model is the exact same as the best selling low profile mount only with added windows for extra weight savings and a viewing window to see the serial numbers on the MP5,94 series of firearms without taking the mount off. The MFI low...HKP-02708$133.95 -
H&K German Sling Hook - Black
H&K Heckler & Koch
$8.95New old stock HK German sling hook. Made from steel not the cheap aluminum or zinc offerings found elsewhere. Made in Germany.Great For HK sling projects and for spares. The real deal. This is the sling hook that all others look up to. Hard to find. 1"...HKP-19433$8.95 -
KCI 20 Round HK91/G3/PTR 7.62 x 51mm/308 Magazine - Black
KCI
$12.95HK 91, G3, PTR .308 20 Round All Steel Magazine - KCI Designed to fit your G3, HK91, & PTR style firearms chambered in .308 and 7.62x51. This standard capacity 20-round magazine provides reliabile and smooth feeding. Constructed of steel with a...HKP-19970$12.95 -
HKP Vertical Grip - Picatinny Mount - Long
HKP HK Parts
$29.95This grip is by far the nicest grip we have encountered for the money. This rock solid grip is a must have for anyone that uses a vertical grip. This is the only vertical grip out there that offers a built in aluminum locking block for ease of security...HKP-15296$29.95 -
H&K HK G3, HK 91, PTR Locking Lever
H&K Heckler & Koch
$9.95Locking Lever - HK German G3 - New Old stockNo longer made or offered by HK. This is the factory HK German manufactured bolt carrier locking lever. New never installed.These are the LAST new units that HK made. There will be no more once we are sold out...HKP-19485$9.95 -
H&K Locking Roller Pin For Bolt Heads
H&K Heckler & Koch
$6.95H&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 -
H&K 91/93/33/53/G3 (5.56 / .223) & (7.62x51 / .308) Buffer Screw Locking Washer - Zinc Plated
H&K Heckler & Koch
$0.25HK G3, 91, PTR & HK93, 33, 53 - Locking Washer For Small Buffer ScrewsNew not surplus latest generation of G3, 91, PTR toothed locking washer. Zinc plated (galvanized) as to not corrode or rust like the older style units found on surplus stocks...HKP-17882$0.25 -
H&K 91/G3 (7.62x51 / .308) Cocking Handle - Black Rubberized - Surplus
H&K Heckler & Koch
$9.95HK German HK G3 & HK 91 Rubberized Cocking Handle- BlackUsed German Military Surplus From G3 Military Rifles.Each comes complete, black in color. Date coded. Made by HK for the German military.Fits all: HK 91 HK G3 PTR-91 HK 51 HK PSG-1 HK MSG-90 HK...HKP-17083$9.95 -
Holex Feeler Gauge Set - 20 Piece - German
HKP HK Parts
$14.95The perfect companion tool for all HK roller lock firearm owners. Each tool includes 20 feeler gauges from .05mm-1.0mm in .05 increments. To help users and shooters maintain the factory recommended bolt gap. This is the exact same tool set used in the...HKP-17212$14.95 -
H&K Roller For Bolt Head 8.00mm - Standard
H&K Heckler & Koch
$12.95H&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 -
HKP Chamber Face Brush For All Barrels
HKP HK Parts
$25.99HKP Chamber Face Brush For All Barrels This brush was made to clean the hard-to-reach and hard-to-clean barrel face. This is a must-have addition for cleaning your HK firearm. This item will fit all standard 8-32 US thread cleaning rods. Compatible...HKP-00140$25.99