H&K Heckler & Koch

HK German HK416, MR556, MR762, & HK417 Disconnector For Lower New HK German manufactured part. This is the latest generation of HK disconnector for the HK MR and HK 416/417 family of firearms...

HK MR556, 416, MR762, & HK 417 Takedown Detent Pin Compatible With: HK 416 HK MR556 HK MR762 HK 417

Bolt Head Cam Pin- MR556, HK 416 New factory HK German manufactured cam pin for bolt group. A common wear and replacement item.  Compatible With: HK 416 HK MR556 HK M27 HK 416 A5

Enhanced HK German MR556 & 416 Buffer Spring The HK MR556/416 buffer spring will also work with other AR-15 and M-16 rifles. This is the finest AR15 style buffer spring available. A high wear...

HK 416 & MR556 Buffer Retaining Pin New HK German proprietary HK designed buffer pin unique to the HK 416 and MR 556 series.  Compatible With: HK MR556 HK 416 HK M27

Buffer Retainer Pin For The HK MR556 & HK 416

HK German Bridge For HK416, HK417, MR556, & MR762 Lowers

HK MR556 & HK 416 Bolt Catch Pin The factory roll pin is used to hold the bolt catch in place. Great to have on hand in the event this item becomes lost or damaged when doing maintenance

HK 416, MR556 30 Round Maritime Magazine - German HK The HK 416 and MR556 magazines will also fit all AR15/M16 variants. Designed to provide optimum ammunition feeding for any M16/M4/AR15-type weapon...

H&K 20 Round HK MR556 & 416 5.56/.223 Magazine - Black New HK416 and MR556 Factory 20 Round Steel Maritime Coated Magazine. Will fit and work in all AR-15/M16 weapons. Perfect for those who...

HK416 & MR556 Factory - 10 Round Steel Maritime Coated Magazine  Compatible with AR-15 & M16 firearms. All steel & stainless construction, maritime coated & made to last a...

HK SL8 & G36 Extended Bolt Hold Open Lever New HK German SL8, G36, HK243 bolt hold open lever. A must have upgrade for your HK SL8, Sl8-G36 conversion or G36 firearm. The HK bolt hold open lever...

HK German G36 & SL8 Gas Piston Rod Spring Assembly Great for spare parts or to use on that HK SL8-G36 conversion. This is a high-wear item and a must-have spare part. Compatible...

HK SL8-1 Sear Spring

HK UMP & USC Rear Sight Support Roll Pin This is the axle pin that holds the rear sight assembly to the rear sight housing of the receiver on the USC or UMP firearm.

H&K HK SL8-1 Rear Sight Screw

HK G36, SL8 & USC, UMP Rear Sight Screw Rear sight screw to retain HK G38/Sl8 & USC/UMP rear sights housings to the rear sight base. Compatible With: G36, SL8 USC, UMP

HK G36 & SL8 Piston Rod Spring A must-have spare repair and replacement part. New HK German factory part. Compatible With: HK G36 HK SL8

HK G36 Piston Rod Plate

H&K HK MP7 Compression Spring

HK G36 30 Round Magazine Follower Spring New German HK G36 30 round magazine spring. A  high wear and replacement item. Compatible With: G36 G36K G36C Sl8-G36 conversions that use the G36 mag

Recoil Rod Assembly for HK G36 & SL8 New HK factory German G36/SL8 (fits all variants of SL8/G36) recoil rod assembly complete. Great for replacement or for a spare as these have been hard to...

G36 & HK SL8 German Extractor For Bolt Head New HK German. This is a great item to keep as a spare. Compatible With: All G36 Variants SL8-1, SL8-6

New HK G36 & HK SL8 Factory Bipod Heckler & Koch German made. Manufactured with steel-reinforced HK composites. Compatible With: HK G36 HK SL8-6 Newer black rifles or the SL8-1 with a proper...

HK G36 Right Side Lower Hammer Spring  

HK G36 Left Side Lower Hammer Spring

HK G36 Guide Rod Set Screw  

G36K Parts Kit Complete Less Stock Hinge Section Factory German HK G36K parts kit with the most desirable of the necessary parts for an HDPS stock block conversion (see below). Tom Bostic offers the...

G36K Parts Kit Complete With Stock Hinge Section Finally a factory German HK G36K parts kit with the most desirable of parts and the ultra desirable stock hinge section for the proper T Bostic SL8...

New HK German G36K Gas Piston Rod/Spring Assembly Great for spare parts or to use on that HK Sl8-G36 conversion.  

New HK German G36 & HK SL8 Push Pin For Forearm, Mag Well Or Lower Each push pin is a factory German part and is new. This is also required for those doing the SL8 to G36 style conversions. A...

New HK German G36 Factory Correct Flash Hider - Complete Fits all HK barrels. 15X1 The right-hand thread is the thread pitch. Perfect for the SL8-G36 type conversions.

G36 Rear Stock Axle Pin For SL8 To G36 Stock Conversion New HK German manufacture. This is the axle pin that holds the G36 or G36C folding stock to the rear section of the receiver. Also used to...

H&K G36 (5.56/.223)Gas Piston Rod

H&K G36 (5.56/.223) 2 Round Burst Disconnector Axle

Retaining Pin For Firing Pin Complete With O-Ring Compatible With: HK G36 HK SL8

H&K G36/SL8 (5.56/.223) Firing Pin Retaining Pin Compatible With: HK G36 HK SL8

HK G36 & SL8 Extractor Axle This part can become heavily worn and is prone to breakage. Compatible With: HK G36 models HK SL8 models

HK G36/SL8 HK German Bolt Head Ejector   

Dual/Single Optic Longer Front Sight Screw - HK German HK German manufacturer. This is a required part if you want to install either the dual or single optic.