Hkparts

HK Parts is an online-focused distributor specializing in Heckler & Koch firearms components and accessories. The catalog covers everything from entry-level upgrades to serious collector parts, with particular depth in MP5/SP5, MP5K/SP5K, HK416/MR556, and VP9/VP40 platforms.

Rifle & SMG Parts - MP5 / SP5 series (barrels, BCGs, charging handles, handguards, triggers, stocks, optics mounts) - MP5K / SP5K variants (all component categories) - HK416 / MR556 and HK417 / MR762 (uppers, gas blocks, handguards, receivers) - G36 / SL8 series (complete parts support) - UMP / USC, HK91 / G3, PSG1 / MSG90 components - MP5 .22 and HK416 .22 conversion parts - 922r-compliant parts kits for import builds

Pistol Components - VP9 / VP40 barrels, slides, triggers, optics plates, grips, holsters, magazines - P30, HK45, P2000, USP series parts and accessories - MK23 and CC9 components - Magazine extensions and custom modifications

Complete Parts Kits - HK91 / G3 kits, MP5 / MP5K kits, HK416 kits, G36 kits - UMP, HK33, HK53 receiver and conversion kits - B&T platform kits (TP9, APC9, SPC9, GHM9, APC300/308)

Accessories & Support Equipment - Lights, lasers, and tactical mounts - Custom holsters and mag pouches - Handguards with M-LOK, KeyMod integration - Stocks and folding braces - Maintenance tools and replacement parts - Apparel, patches, decals, and gear bags

Carries rare items like original HK G36C de-milled parts kits with rear hinge sections—the kind of inventory serious HK collectors actually search for

Signature Items: - Molykote-coated Turkish contract MP5 magazines (30-round, $36.95) - Zenith folding stocks for MP5 and MP5K ($99.95) - HK factory pistol grips with storage compartments - HK416 A1 uppers (10.4" length, factory German) - HK CC9 17-round magazines with +5 extensions - MP5 SD-style handguard conversions

922r Compliance Dedicated category of parts specifically for import builds and compliance requirements.

Conversion Platforms Extensive .22 conversion parts (MP5 .22, HK416 .22) plus caliber conversion kits for AR-15 and other platforms.

B&T Inventory Full support for B&T TP9/MP9, APC series (9mm, .45, .300, .308), SPC series, and GHM platforms—uncommon depth for secondary platforms.

Collector Parts Rare de-milled kits, original HK factory components, and vintage pieces that appeal to serious collectors.

Fully online operation with user accounts for registered customers. Browse by platform (MP5, HK416, VP9, etc.), then narrow by component type (barrels, triggers, optics mounts). Wish lists, order tracking, and returns available. Clearance section for blemished deals and closeouts.

Categories That Matter: - 922r Compliant Parts (dedicated section) - Complete Parts Kits (pre-assembled for builds) - Small Parts (springs, pins, detents) - Stocks / Braces / Slings - Optics & Optic Mounts - Holsters & Pouches - Maintenance & Tools

H&K (Heckler & Koch), HK Parts (in-house brand), B&T (Brugger & Thomet), Zenith, Comp-Tac, Blade-Tech, Magpul, and others.