Small Parts
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Thread Protector HK45, H45C, USP .45 & USPC .45 16 x 1 - Titanium
$24.95Solid Titanium .45 caliber tactical thread protector, 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 & your HK pistol investment. Fits...HKP-17942$24.95 -
H&K HK USP/USPC/45/45C LEM Cocking Piece Elbow Hammer Rebound Spring
H&K Heckler & Koch
$7.95This item is a common wear and replacement item for those that have LEM triggers installed.Fits the following HK LEM firearms: USP USPC HK45 HK45CHKP-02479$7.95 -
H&K Flash Hider Retaining Ring
H&K Heckler & Koch
$1.49HK Flash Hider Retaining RingBrand New HK German manufactureHK flash hider, muzzle break retaining ring for use on splendid barrels. the retaining, locking ring for all HK flash hiders and comps. This item is the ring that fits inside the flash hider...HKP-16451$1.49 -
H&K German (5.56 / .223) & (7.62x51 / .308) Hammer Spring - Used
H&K Heckler & Koch
$4.95HK German Rifle Hammer Spring For All.308 & .223 Semi & Full Auto Trigger PacksThis is a must have spare replacement part for your HK firearm. The rifle 308/556 hammers spring is also a popular upgrade to replace with the 9mm hammer spring in...HKP-18066$4.95 -
$8.95 -
H&K HK416 A5 Factory German Extended Castle Nut
H&K Heckler & Koch
$49.95Original HK Factory German steel 416 A5 Extended Castle Nut. Perfect for MR556, HK 416 A5 builds, or upgrades.HKP-19164$49.95 -
B&T Ambidextrous Sling Pin - Small
B&T Brugger & Thomet
$58.95B&T Ambidextrous Sling Pin - Small Replaces the small push pin to allow a sling attachment point on either the left or right side of the firearm. Each measures: 6x29mm with rubber o-ring and net screw.HKP-16886$58.95 -
H&K 93/91/33/53/G3 (5.56 / .223) & (7.62x51 / .308) Bolt Locking Lever Spring For Bolt Head
H&K Heckler & Koch
$4.95HK Bolt Carrier Bolt Locking Lever SpringNew HK German factory bolt carrier locking lever spring for locking lever latch. HK G3, HK91 PTR models HK93, 33, 53 Other clones and custom buildsHKP-16274$4.95 -
Out Of Stock
H&K HK 416/417/MR556/MR762 Takedown Pin Detent Spring
H&K Heckler & Koch
$6.95HK MR556, HK 416 & HK MR762 & HK417 Takedown Pin Detent SpringNew HK German manufacture. Detent spring for the rear takedown pin. HK 416 HK MR556 HK MR762 HK 417HKP-02541$6.95 -
H&K 53 Factory Recoil Spring
H&K Heckler & Koch
$14.95HK German HK53 Replacement Recoil Spring This is a hard-to-find part, and it's a must-have spare part for your HK53 firearm.HKP-02228$14.95 -
H&K HK P30, P30L, P30S, USPC, P2000 - 9mm Recoil Spring
H&K Heckler & Koch
$24.95Recoil Spring New HK German manufacture recoil spring for guide rod. A must-have spare part and a common consumable item. Compatible with: USP Compact 9mm P2000 9mm P30, P30L & P30S 9mm modelsHKP-01560$24.95 -
H&K 12 Round HK P2000/USPC .40 S&W Magazine Spring
H&K Heckler & Koch
$8.95HK USPC .40 & P2000 40 S&W 12 Round Magazine Spring Newer improved, latest production, upgraded spring designed for a stiffer spring tension required by several US government agencies. Compatible with: HK P2000 .40 S&W 12-round...HKP-01481$8.95 -
H&K HK USP 9mm/40 S&W Recoil Spring
H&K Heckler & Koch
$9.95HK USP 9mm/40 S&W Recoil Spring It is the factory 12-12.5 lb. recoil spring. Fits the 9mm or .40 USP pistols and can also be used as a reduced-weight spring for the HK USP .45 pistol. A great replacement item that should be...HKP-02067$9.95 -
H&K Selector Catch Lever Spring For Ambidextrous Trigger Packs
H&K Heckler & Koch
$12.95HK German Ambidextrous Trigger Pack Axle Spring For Catch LeverThis is the spring that powers the ambi lever that allows you to take apart any of the ambidextrous trigger packs. This lever spring takes the spring tension off of the left and right side...HKP-17328$12.95 -
H&K MP5, 94 Cocking Tube Support Spring
H&K Heckler & Koch
$6.95H&K MP5, 94 Cocking Tube Support Spring A great spare to have on hand as this part can become worn and be lost. The cocking tube support spring applies pressure to the cocking tube detent to enable the detent to lock into position when the...HKP-01104$6.95 -
H&K UMP/USC (.40 S&W/.45 ACP/9mm) Firing Pin Spring
H&K Heckler & Koch
$9.95New HK German USC & UMP Firing Pin Spring This is a common wear and breakage item. This item also frequently becomes lost by end users when field stripping the UMP and USC Bolts. Compatible with all HK UMP & USC riflesHKP-00262$9.95 -
H&K Elbow Spring Spacer For Full-Auto
H&K Heckler & Koch
$5.95HK German spacer to be used with full auto elbow spring with roller-used.HKP-03330$5.95 -
H&K G3 Buffer Screw Locking Washer
H&K Heckler & Koch
$0.95HK G3 Buffer Screw Locking Washer Used In Good Working ConditonHKP-16983$0.95 -
Out Of Stock
H&K Heavy 8.5 lbs Trigger Return Spring
H&K Heckler & Koch
$0.00H&K Heavy 8.5 lbs Trigger Return Spring Also known as the heavy LEM trigger spring for the LEM and TGS conversions. Compatible with: HK USP Full Size 9mm, .40 & .45 HK USP Compact 9mm, .40 & .45 HK Tactical, Elite & Expert All...HKP-02265$0.00 -
Out Of Stock
H&K Burst Trigger Pack Compression Rod Spring
H&K Heckler & Koch
$0.00Burst Pack Compression Spring For Compression Rod Found In All HK Burst Trigger Packs. This Part Along With The Compression Rod. Are The Number One Most Common Wear Or Breakage Parts In HK Burst Packs. Great Spare To Have On Hand If You Own Any HK Burst...HKP-16199$0.00 -
H&K Claw Mount Screw For Optics & Rails
H&K Heckler & Koch
$3.95HK German rail screw that is used on the HK claw mount to add an optic such as a Hendsoldt or Stanag optic to the claw mount. The screw is used German surplus manufacture but in perfect shape for use on all HK style claw mounts. Each screw is sold...HKP-17921$3.95 -
H&K HK MR556/416 Buffer Retaining Pin
H&K Heckler & Koch
$15.95HK 416, MR556 Buffer Retaining PinNew HK German proprietary HK designed buffer pin unique to the HK 416, MR 556 series. The finest buffer spring retainer available ever made. HK MR556 HK 416 HK M27HKP-02544$15.95 -
HK UMP/USC (.40 S&W/.45 ACP/9mm) Picatinney Rail Screw
$0.75HK USC/UMP Side Or Bottom Rail ScrewGood Spares To Have On Hand As Screws Can Get Damaged Or Lost.HKP-16562$0.75 -
H&K 30 Round HK MR556/K416 Magazine Spring
H&K Heckler & Koch
$12.95HK German HK MR556, HK 416 Magazine Spring. Fits all HK German 416, MR556 30 round steel magazines. Great spare for wear and replacement.HKP-13483$12.95 -
HKP MP5 40/10 30 Round Magazine Spring
HKP HK Parts
$4.95New US Made HK MP5 40/10 magazine spring for the 30 round magazine.HKP-16509$4.95 -
PTR Tactical Handguard Rail Screw
PTR
$0.69The 6, 4, 3 & 2 Inch rail sections use these screws to attach themselves to the tactical forearm. This is the screw that is used on all the tactical forearm rails (2 inch, 3 inch, 4 inch, 6 inch). A great spare to have in case the original screws...HKP-16744$0.69 -
Tac Latch - PTR Spec
$69.95Tac Latch (latest Generation) PTR Spec - PTR .308 Firearms The new updated style of Tac latch is made specifically for the PTR 91 .308 receiver and will require very little modification to the firearm for installation. A major overhaul of the existing...HKP-17611$69.95 -
H&K HK 416 Enhanced Firing Pin/Retaining Pin
H&K Heckler & Koch
$19.95HK 416, Firing Pin Retaining Pin- New StyleThis pin is a common wear and replacement item on any AR-15 or M16 system as well as the HK416. Not needed on the MR556 models. This is the newer style pin that is goldish in color, super hardened and much less...HKP-02658$19.95 -
H&K HK 45/P30/P2000/USPC Recoil Spring Washer Retainer
H&K Heckler & Koch
$4.95This is the disk that supports and keeps the recoil spring centered and captive on the recoil rod itself.Compatible with all P30, P30L, USPC, HK45, HK45C & P2000 Recoil Assemblies:HK45, HK45 TacticalHK45 Compact, HK45 Compact TacticalUSP Compact, USP...HKP-02428$4.95 -
H&K HK MR762/417/G28 Handguard Rail System Screw - Black
H&K Heckler & Koch
$16.95HK MR762, HK 417 Factory Handguard Rail ScrewEach MR762 takes and uses 2 retaining screws for the handguard.New HK German manufacture HK MR762 HK 417 HK G28HKP-16601$16.95 -
H&K Magazine Release Set
H&K Heckler & Koch
$184.95Complete magazine paddle mag release kit that includes both the paddle mag release & standard left to right mag release on your HK 9mm rifle or pistol build. All mag release parts are new HK German factory fresh latest production and the new F style...HKP-02402$184.95 -
H&K G36K Gas Piston Rod/Spring Assembly
H&K Heckler & Koch
$89.95New HK German G36K Gas Piston Rod/Spring Assembly Great for spare parts or to use on that HK Sl8-G36 conversion.HKP-00284$89.95 -
$8.95 -
H&K P30, HK45, USPC Recoil Spring
H&K Heckler & Koch
$18.95New HK German Pistol Recoil Spring This part is ideal for repair or a replacement item as this is a high-wear item. This spring is the factory-correct flat-style compression spring. Compatible with: HK 45C, HK45C Tactical HK USPC .45, USPC Tactical HK...HKP-01673$18.95 -
H&K HK P2000/P30/USP Heavy Firing Pin Block Spring
H&K Heckler & Koch
$9.95HK P2000 & P30 Heavy Firing Pin Block Spring This is the heavy LEM spring found on the LEM conversion. Compatible with: Any post-2005 production USP & UPSC P2000 P2000SK P30 P30SK Will fit the HK45 & HK45C modelsHKP-01603$9.95 -
H&K HK P30/45/USP/USPC/P2000 Hammer Spring
H&K Heckler & Koch
$9.95Hammer Spring This is the stock hammer spring for many P30 models and is used for the heavy TGS and heavy and light LEM conversions on the USP, USPC, P30 & HK45 models. Compatible with: USP Full Size LEM & V4 USP Compact LEM &...HKP-01804$9.95 -
Out Of Stock
H&K Hammer Spring For HK Burst Trigger Pack
H&K Heckler & Koch
$0.00H&K Hammer Spring For HK Burst Trigger Pack The HK German factory intermediate poundage "satin" gray hammer spring is found in all 9mm, 40/10, and .556/223 burst trigger packs and is proven to be the most reliable and longest-lasting spring for burst...HKP-01111$0.00 -
H&K HK G36, HK SL8 Ambidextrous Sling Pin
H&K Heckler & Koch
$49.95HK German G36/SL8 Ambidextrous Sling Pin This part replaces all of the HK SL8 or G36 push pins with a loop for the sling. This can be moved to attach a sling on either the left or right sides with ease.HKP-00619$49.95 -
Out Of Stock
H&K HK Mark 23 Extractor Spring
H&K Heckler & Koch
$8.95Extractor Spring For HK Mark 23 Or SOCOM Pistol New HK German factory nickel-plated extractor spring. A great spare to have on hand and one of the highest wear and replacement parts on the Mark 23. Compatible with all models and years of the Mark 23...HKP-01430$8.95 -
Out Of Stock
H&K HK Mark 23/SOCOM Firing Pin Spring
H&K Heckler & Koch
$8.95HK Mark 23 Firing Pin SpringHKP-01627$8.95