HKP HK Parts

HKP HK MP5K .40/10mm Stock Adapter with Stock Designed to adapt UMP style and B&T folding stocks directly to the .40/10mm K platform. Made in the USA and available exclusively at HK...

HKP HK MP5K .40/10mm Brace/Stock Adapter Add your favorite brace or stock to your 40 or 10mm MP5K with the HK Parts stock adapter.  Designed to adapt UMP style and B&T folding stocks...

HKP HK MP5K .40/10 Picatinny Rail Brace/Stock Adapter Open your MP5K up to a vast range of brace and stock options with our Picatinny rail stock adapter.  Designed specifically for the MP5K 40...

HKP Tactical Tri-Rail - Black - MP5K  Our new modular tactical forearm comes with 3 rails on the left, right and bottom. That are removable and adjustable for you own taste and mission...

HKP HK MP5K to G3 Brace/Stock Adapter The MP5K/G3 adapter enables seamless compatibility between MP5K firearms and G3-style stocks. Designed  for a  secure and sturdy connection, it's an...

HKP HK MP5K to MP5 Brace/Stock Adapter Our new MP5K to MP5 stock adapter is the perfect addition for those looking for a stock that provides a better line of sight and a better cheek rest position...

HKP HK MP5K Magpul VFG w/Cantilever M-LOK Rail New VFG for the MP5K platform is now M-LOK compatible and comes pre attached with a Magpul M-LOK polymer cantilever rail. The perfect combination to...

MP5K Vertical Grip O.D Green - USA New OD green MP5K K-Grip handguard for MP5K and the ever popular MP5K-Reverse stretch models. Now you can further customize your MP5K/ SP5K with this new color grip...

HKP HK MP5K Vertical Grip VFG M-LOK  Our VFG for the MP5K platform is now M-LOK compatible. The perfect combination to install lights or lasers. M-LOK slots are integrated on both sides to make...

HKP HK MP5K/SP5K/SP89 Picatinny Rail Brace/Stock Adapter Our rail stock adapter allows you to attach any 1913 Style Stock, Brace to your MP5K.The 1913 style stocks & braces lock in place and...

HKP MP5K/SP5K/SP89 Folding Stock Adapter The HK Parts folding stock adapter is the best option to attach onto the UMP style stock or the B&T  folding stock. Will also work on any other...

Single Point Leather Sling - Dark Brown Our leather sling utilizes two HK style sling hooks to attach to a single mounting point. Designed to replicate the original, out of production, German HK...