HK MP5/K & SP5/K Bolt Carrier Groups
Ensure reliable cycling in your HK MP5 series firearm. Browse our selection of factory HK bolt carrier groups, performance-enhanced aftermarket options, and US-made parts for SP89 builds.
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H&K MP5/SP5/MP5K/SP5K 9mm Extractor Spring
H&K Heckler & Koch
$9.95H&K MP5/SP5/MP5K/SP5K 9mm Extractor Spring This extractor spring will fit all of the 9mm HK variants including clones. This part is German HK factory manufactured and made to the tightest of specifications and tolerances and will provide a much...HKP-00055$9.95 -
FMP MP5, MP5K Extractor Spring
FMP
$4.95New old stock HK contract FMP extractor spring will fit all of the 9mm HK variants including clones. This part was made using HK prints on HK contract tooling that the German HK factory manufactured for the Portuguese Military and police forces. This...HKP-18201$4.95 -
H&K MP5, MP5K & SP5K 9mm Extractor
H&K Heckler & Koch
$59.95New HK German HK 9mm Extractor - Latest Generation This is the latest & greatest HK MP5 (newest F style version) German extractor. Each unit works with all HK MP5, HK94, MP5K, SP89, SP5K, or other 9mm clones. A great part to have as a spare or to...HKP-00057$59.95 -
H&K MP5 Bolt Group Backup Kit - Action 3
H&K Heckler & Koch
$22.95New 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 -
HKP MP5 & HK94 Firing Pin Spring - Enhanced
HKP HK Parts
$4.95HK MP5, MP5K Enhanced firing pin fits all of the MP5 9mm & 40/10 Variants including MP5,94 & MP5K, SP89 clones. The "Enhanced" firing pin spring was analyzed & engineered from scratch with the latest in performance spring technology and an...HKP-02321$4.95 -
H&K MP5 & MP5K F Style Roller Retainer Plate - 3rd Gen
H&K Heckler & Koch
$14.95HK 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 -
H&K MP5, HK94 Recoil Spring
H&K Heckler & Koch
$12.95HK German MP5, HK94 Recoil Rod Assembly Spring Great replacement and spare recoil spring as this is a common repair and replacement item. Compatible with: HK MP5 HK94 Zenith, POF, AA Clones & custom buildsHKP-01652$12.95 -
H&K MP5 & MP5K Style Firing Pin Spring
H&K Heckler & Koch
$26.95H&K MP5 & MP5K Style Firing Pin Spring The latest style of firing pin available is stronger and much more durable than the standard non-braided firing pin. Compatible with: MP5, HK94, SP5 MP5K, SP5K, SP89 MP5/40, MP5 10mm, MP5...HKP-00063$26.95 -
HKP MP5, MP5K, 94 & SP89 Firing Pin-Steel
HKP HK Parts
$17.47Each was made using the factory HK material & specifications from original HK German blueprints. This is the finest US made firing pin available anywhere at any price. Built to last a lifetime. Make no mistake next to the German HK firing pin this...HKP-02115$17.47 -
H&K MP5 & HK94 Firing Pin Spring
H&K Heckler & Koch
$9.95HK German MP5 & HK94 Firing Pin Spring Fits all of the MP5, SP5, SP5K, MP5K 9mm & 40/10 Variants including MP5, 94 clones.The firing pin is one of the most common repair and replacement items. Compatible with: MP5 SP5 SP5K MP5K 9mm & 40/10...HKP-00062$9.95 -
RCM MP5 9mm Full Auto Bolt Carrier
RCM
$179.95MP5 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 -
MP5 & HK94 Recoil Rod Assembly
USA
$37.95HK MP5, SP5, HK94 recoil rod assembly, complete and micro-polished. All stainless steel rod and ends. This is a great item to have on hand as a spare part. HK MP5, HK SP5, HK94 HK MP5 SD HK MP5 full size clones and custom builds Over all...HKP-02168$37.95 -
H&K MP5, HK94, MP5K, SP89 & SP5K Firing Pin
H&K Heckler & Koch
$39.95H&K MP5, HK94, MP5K, SP89 & SP5K Firing Pin - German Fits All HK 9mm & .40/10 MP5 Variants. Compatible with: MP5 HK94 MP5K SP89 SP5KHKP-00061$39.95 -
RCM HK MP5 Complete HK Style 9mm Bolt Group
RCM
$409.95Complete 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 -
MP5 40/10 Extractor Spring
$9.95HK MP5 40/10 & .357 - Extractor Spring The extractor spring is the most common wear item on an MP5 and a must-have spare and replacement part. HK Germany no longer makes the MP5 40/10 extractor spring, and they are no longer available. Our offering...HKP-00409$9.95 -
H&K MP5 & HK94 Recoil Rod Assembly
H&K Heckler & Koch
$59.95H&K MP5 & HK94 Recoil Rod Assembly HK German MP5 and HK94 recoil rod assemblies come complete with rod, spring, nylon rings, end caps, and rivets installed. This is a great item to have on hand as a spare part as this is a wear-and-tear...HKP-00132$59.95 -
H&K MP5K/SP89/SP5K 9mm Recoil Rod Assembly
H&K Heckler & Koch
$59.95HK German MP5K, SP-89, SP5K Recoil Rod Assembly Complete The recoil spring assembly is a great item to have on hand for replacement and spares as this is a consumable wearable part. New factory German HK manufactured and just under 7" in length...HKP-00386$59.95 -
RCM MP5K/SP89 9mm Full Auto Bolt Carrier
RCM
$179.95MP5K 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 -
H&K MP5K/SP89/SP5K 9mm Recoil Spring
H&K Heckler & Koch
$11.95HK German MP5K, SP89 Recoil Rod Assembly Spring This is a great replacement and spare part.HKP-01159$11.95 -
RCM HK Style MP5K 9mm Complete Bolt Group
RCM
$379.95Complete 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...HKP-19846$379.95 -
H&K MP5,MP5K, HK SP5 & SP5K 100 Degree Locking Piece
H&K Heckler & Koch
$89.95H&K MP5,MP5K, HK SP5 & SP5K 100 Degree Locking Piece The MP5 100-degree locking piece is the factory-correct locking piece for all HK MP5 and MP5K style firearms. Compatible with: MP5, MP5 F, HK SP5 MP5K, MP5K-N HK94, SP89 & SP5K Clones or...HKP-00134$89.95 -
HKP MP5, MP5K, 94 & SP89 Firing Pin-Titanium
HKP HK Parts
$49.95Grade 6 Titanium firing pin. Each was made using the factory HK specifications from original HK German blueprints. This is the finest US made Titanium firing pin available anywhere, at any price. Built to last a lifetime or two. Simply the strongest,...HKP-17601$49.95 -
RCM HK MP5-E 9mm Bolt Head
RCM
$264.95MP5-E bolt head is a drop in upgrade for all MP5/MP5K.HKP-20954$264.95 -
H&K MP5K/SP89/SP5K Recoil Rod Assembly - USA
DTAC Dakota Tactical
$34.95Complete recoil rod assembly for HK MP5K & SP89 & custom builds New US made Dakota Tactical recoil rod assembly complete micro polished and built of the finest materials to make the finest US made recoil assembly available. All stainless steel...HKP-02169$34.95 -
RCM HK MP5 SD 9mm Complete Bolt Group
RCM
$394.95Complete 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 -
HKP SP5K Spec - Full Auto Bolt Carrier
RCM
$189.95HK SP5K Specification Full Auto Bolt Carrier - US MadeMachined 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 -
Out Of Stock
HKP MP5 & MP5K 9mm Extractor - Enhanced
HKP HK Parts
$39.95HK MP5, MP5K 9mm Extractor - USA - Latest Generation StyleHKPARTS offers the finest US Made HK 9mm "F" Type Extractor for all HK MP5/94 bolt heads. CNC'ed from a solid billet of an enhanced ordnance grade steel for superior function & durability...HKP-01968$39.95 -
HKP MP5, HK94 & MP5K 100 Degree Locking Piece
HKP HK Parts
$33.95Each 100 degree MP5 locking piece is the proper, correct locking piece for all HK MP5, 94 and full size clones as well as this is now the correct locking piece for all HK MP5K & MP5K-PDW variants, per HK Germany. Each Locking Piece Is Made In The US...HKP-18049$33.95 -
RCM MP5, HK94, MP5K & SP89 9mm Bolt Head
RCM
$221.95HK MP5, 94, MP5K, & SP89 9mm - Complete Bolt Head Each bolt head incorporates a mixture of the finest quality US-made and factory German HK parts, making a new complete bolt head ready for use. Use this to replace out-of-spec bolt heads and worn-out...HKP-01241$221.95 -
MP5 9mm Reverse Stretch Recoil Assembly
$37.95Complete Recoil Rod Assembly For The MP5 Reverse StretchNew US made MP5 reverse stretch or MP5 Full size compact recoil rod assembly complete micro polished and built of the finest materials to make the finest US made recoil assembly available. All...HKP-16580$37.95 -
RCM MP5, HK94 & MP5K 100 Degree Locking Piece
RCM
$44.95RCM MP5, HK94 & MP5K 100 Degree Locking Piece Each 100-degree MP5 locking piece is the proper, correct locking piece for all HK MP5/94 and full-size clones as well as this is now the correct locking piece for all HK MP5K & MP5K-PDW variants, per...HKP-01242$44.95 -
HKP MP5 F & MP5 40,10 Recoil Rod Assembly
HKP HK Parts
$49.95MP5 F, MP5 40/10 Recoil Spring Rod Assembly Complete - Extra PowerThis is the correct MP5F or MP5 40/10 Recoil Rod assembly with the proper parts and size. Most commonly used for MP5's that are using +P or +P+ ammunition or any high impulse 9mm. Or for...HKP-17833$49.95 -
H&K MP5 & MP5K "F" Bolt Head Complete
H&K Heckler & Koch
$499.95MP5 & HKSP5, MP5K & SP5K F Bolt Head Complete - HK German This part will fit all HK 9mm rifles and MP5 pistols. This is the latest HK production and generation of bolt heads available. These are rare and HK now considers them restricted...HKP-00130$499.95 -
H&K MP5F & MP5 40,10 Recoil Rod Assembly
H&K Heckler & Koch
$79.95German HK MP5F Recoil Assembly This is the factory-correct MP5F or MP5 40/10 Recoil Rod assembly. Most commonly used for MP5's that are using +P or +P+ ammunition or any high impulse 9mm. Or for all MP5 40 or 10-mm bolt groups. A great upgrade to have...HKP-00133$79.95 -
H&K MP5 & MP5K Stop Pin, Axle Set For Bolt Carrier
H&K Heckler & Koch
$14.95MP5/94 & MP5K/SP89/SP5K bolt carrier stop pin & roll pin set. Each set is designed to keep the locking piece clocked at the correct location & in place when the stop axle and pin set are installed in the carrier. This item can become damaged...HKP-02558$14.95 -
HKP MP5-SD 9mm Pistol Build Kit With Flat, Top Rail & Weldment Set
HKP HK Parts
$2,499.95MP5 SD 9mm parts kit complete with all the parts needed for an MP5 semi-auto pistol. Each kit comes with all 6 of the needed US made compliance parts to be legal as a pistol (N/A) rifle, or SBR build.This is the first time that these iconic kits have...HKP-18052$2,499.95 -
H&K MP5F, MP5 40,10 Factory Recoil Spring
H&K Heckler & Koch
$14.95HK German MP5 F 9mm & MP5 40/10 Recoil Spring - New Updated Version New latest HK German manufacture MP5 40/10 replacement recoil spring. Hard to find and a high wear and replacement item. Each spring replaces the MP5F recoil spring for the MP5 9mm...HKP-01061$14.95 -
HKP HK MP5 (.40 S&W) Locking Roller -6
HKP HK Parts
$11.95HK US MP540 Undersized Locking Roller, -6The proper roller size is essential for proper headspacing of bolt gap.HKP-17566$11.95 -
HKP MP5F & MP5 40,10 Recoil Rod Guide Ring For Recoil Rod Assemblies - Enhanced
HKP HK Parts
$3.95New Enhanced material for greater longevity and durability Our US made recoil rod guides are the made from the strongest most durable material available much better than the basic nylon as used by HK. This item is a high wear item & is great to have...HKP-17835$3.95 -
POF MP5, HK94, MP5K, SP89 & SP5K Firing Pin
POF
$24.95HK Contract MP5, HK94 Firing Pin - POFFits All HK 9mm & .40/10 MP5 Variants including the MP5, HK94, MP5K, SP89, SP5K & all 9mm, 40/10mm variants. Made from HK prints and tooling in the POF factory. The USA and German HK offering are a better...HKP-18264$24.95