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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 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 -
HKP MP5 Replacement Buffer for Folding Stock or End Cap
HKP HK Parts
$3.49HKP MP5 Replacement Buffer for Folding Stock or End Cap Spare Replacement Buffer For Choate Folding Stocks Or End caps. Compatible With: Choate MP5 and MP5K stocks or end capsHKP-18735$3.49 -
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 -
Out Of Stock
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 -
Out Of Stock
HK Pistol Trigger Return Spring Tool
USA
$16.95HK Trigger Return Spring ToolIt is no secret that the hardest spring to install in the HK series of handguns from the USP, USPC to the modern HK45, HK45C & P30 & VP9 series is the trigger return spring. In many cases, installing the spring...HKP-16031$16.95 -
H&K HK USP/P/45 Enhanced Match Flat Sear Spring
H&K Heckler & Koch
$9.95The nickel plated sear spring is also regarded as a "match" flat spring as it will improve the feel and "smoothness" of the feel when pulling the trigger as it takes up some of the gritty feel. A great improvement and upgrade to any HK pistol. This is a...HKP-01811$9.95 -
H&K Roller Retainer Spring - Action 3
H&K Heckler & Koch
$6.74H&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 -
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 30 Round MP5 Magazine Spring
H&K Heckler & Koch
$6.95HK MP5 30 Round Magazine Spring - German The MP5 30-round spring is a must-have replacement spring for all HK MP5 curved magazines. HK factory springs have been known to help cure worn, weak, or aftermarket magazine springs that do not feed well and...HKP-00089$6.95 -
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 -
HKP HK USP/P30/P2000 Light Hammer Spring
HKP HK Parts
$8.95Finally a New US Production 10 lb. Hammer Spring For HK USP, P30 & P2000. Brought about by many customers asking for a 2 lb. lighter hammer spring than stock (12 lb.). This is also a popular hammer spring used in some custom trigger jobs along with...HKP-16489$8.95 -
HKP HK VP9/VP9L Optics Plate Replacement Screw
HKP HK Parts
$1.95Replacement Screw For VP9, VP9L Optics Plate & Optics Filler Cover Torx head plus T20 steel replacement screw for any HK German or USA made VP9 optics ready slide filler plate or optics plate. **Each screw is sold separately/individually. Please...HKP-19709$1.95 -
H&K MP5, MP5K 9mm Hammer Spring
H&K Heckler & Koch
$6.89H&K MP5, MP5K 9mm Hammer Spring Each factory HK hammer spring will work in all 9mm & 40/10 trigger packs. This is the finest HK-made spring at the best price anywhere. Do not settle for an HK contract when you can have HK German for less. Great...HKP-00064$6.89 -
Lazy Wolf HK VP/P/USP/45 Enhanced Firing Pin Block Spring
Lazy Wolf
$9.95An exciting and desirable new offering as a joint collaboration from the widely renowned Master HK pistol smith Lazy Wolf Guns & HK Parts! This spring was designed by master pistol smith Rick Holm at LWG and is the standard in all of his high-grade...HKP-18110$9.95 -
H&K HK Pistol Light Trigger Return Spring
H&K Heckler & Koch
$7.95Light TRS also is known as the light trigger return spring. Great for LEM and standard variant conversions. This is the spring that is needed to get a light trigger pull in the models below. This spring has a better reset and tensile strength than a...HKP-02081$7.95 -
HK MP5 .22 Match Trigger Upgrade Spring Kit
HKP HK Parts
$17.49H&K MP5 .22 Match Trigger Spring Kit - Set of 3 Enhanced SpringsThe HK Parts Match drop-in spring upgrade set will enhance your MP5-22's trigger pull to an even smooth, crisp, and lighter pull that will promote better control, which in turn promotes...HKP-17335$17.49 -
H&K HK P30 Series Light Trigger Return Spring
H&K Heckler & Koch
$7.95Light Trigger Return Spring For HK P30, P30L, P30S & P30SKThis spring is a popular choice for those that are opting for custom trigger pulls and spring conversions. Also known as the "light" trigger return spring for the P30 series of pistols...HKP-01801$7.95 -
HKP 25 Round HK MP5 .22 Magazine Spring
HKP HK Parts
$3.95HK MP5 .22 25 round magazine spring for the MP5-A5 & MP5-SD .22Â A good supply of spare mag springs is a must. These are ideal to have on hand as the spring can become damaged or worn out. New fresh production mag spring for your HK MP5 .22 magazine...HKP-02786$3.95 -
H&K HK 45/45C/USP/P New Style Light Firing Pin Block Spring
H&K Heckler & Koch
$7.74Commonly used in conjuction with the light trigger return spring (shown below) for a light trigger pull conversion. One of the most popular conversion parts for an improved trigger pull. Heckler & Koch Compression Spring for P2000, all USP, all USP...HKP-01955$7.74 -
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 HK Pistol Magazine Release Spring
H&K Heckler & Koch
$3.95HK Magazine Release Spring For HK Pistols HK P30, P30L & P30S HK P30SK HK P2000 HK P2000SK HK45 HK45 Compact HK VP9 HK VP9SK HK VP40 ALL HK USP & USP Compact Models 9mm .40 S&W .357 SIG 45 ACP All HK Tactical, Elite & Expert ModelsHKP-01814$3.95 -
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 -
HK 9mm Barrel O-Ring For Thread Protector - Green
H&K Heckler & Koch
$4.95HK German 9mm barrel O-ring - GreenFor thread protector or barrel slot on the Elite barrel. The o-ring is a high wear and replacement item. Stock up at the lowest price in the country. To save even more order 10 or more and get an additional $1 off per...HKP-19729$4.95 -
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 -
Lazy Wolf HK Reduced Power Hammer Spring - 11 lb.
Lazy Wolf
$9.95An exciting new offering as a joint collaboration from the widely renowned pistol smith Lazy Wolf Guns & HK Parts! This custom spring was designed exclusively by master trigger smith Rick Holm at LWG where his custom spring line is used in all of his...HKP-18147$9.95 -
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 -
Trijicon RMR Red Dot Sight Replacement Screw
USA
$1.95Replacement Screw For Trijicon RMR6-32 x 1/2" flat head socket cap screw with thread locker. Requires a 2mm allen head key.This replacement screw is to mount your Trijicon RMR optic to your #2 mounting plate.**Each screw is sold separately/individually...HKP-20035$1.95 -
H&K HK USP Series/45 Series .45 ACP 16 x 1 Thread Protector
H&K Heckler & Koch
$24.95New HK German 45 Caliber Tactical Thread Protector The cap fits all HK 45 cal full-size & compact barrels threaded 16mm X 1mm left-hand thread. A must-have item to protect your threaded barrels, exposed threads, and your HK pistol investment. The use...HKP-00297$24.95 -
GSG 22 Round GSG-5 .22LR Magazine Spring
GSG German Sports Guns
$4.95Fits All GSG5 Rifles Or Pistols 22 round mag spring. A must have replacement spare part as the mags are used or stored a backup mag spring is must have. Also, perfect for those that have weak feeding Promag GSG mags as these mag springs will help...HKP-14548$4.95 -
Lazy Wolf HK Reduced Power Hammer Spring - 10 lb.
Lazy Wolf
$9.95An exciting new offering as a joint collaboration from the widely renowned pistol smith Lazy Wolf Guns & HK Parts! This custom spring was designed exclusively by master trigger smith Rick Holm at LWG where his custom spring line is used in all of his...HKP-18132$9.95 -
H&K 9mm 13.5 X 1 Thread Protector
H&K Heckler & Koch
$24.95H&K 9mm 13.5 X 1 Thread Protector This German HK-manufactured 9mm tactical threaded barrel protector fits all HK 9mm threaded barrels. 13.5 x 1 metric left-hand twist. Fits the following barrels threaded 13.5 X 1 metric 9mm barrels: VP9...HKP-00919$24.95 -
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 HK USP/USPC Magazine Spring
H&K Heckler & Koch
$8.95H&K HK USP/USPC Magazine Spring HK recommends that for optimum performance, one should change out the magazine springs during regular maintenance intervals or when keeping the pistol magazines loaded for long periods. Compatible with: HK USP 9mm...HKP-01425$8.95 -
H&K GSG-5 Push Pin Upgrade Kit
H&K Heckler & Koch
$29.95H&K GSG-5 Push Pin Upgrade Kit This item is a set of genuine HK German factory push pins that will upgrade all your GSG-5 rifles or pistols to quick take-down push pins. This is one of the most common and desirable upgrades available for your GSG5...HKP-01064$29.95 -
H&K Push Pins (One large & One small)
H&K Heckler & Koch
$15.49HK Set Of Two (One Large And One Small) Push Pins -Used These are great replacements or spare parts to keep on hand. Compatible with: HK91 G3, 33, and 93 MP5 SP89 PTR or even the GSG-5 family of guns. Please note: The GSG5 will take the...HKP-00673$15.49