HK MP5K/SP5K 922r Compliant Parts
Stay compliant with 922r regulations by using top-quality HK MP5K/SP5K 922r compliant parts from HKP. Our collection of HK Parts ensures your build meets legal requirements without compromising performance. Keep your MP5K and SP5K compliant with trusted H&K 922r parts.
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MP5K, SP89 & SP5K - Forearm With Handstop
HKP HK Parts
$29.95MP5K, SP89, SP5K, Reverse Stretch Forearm With Hand Stop Each forearm will fit the MP5K or SP89 style of firearms. As an added bonus, this item counts as a US made part toward 922r compliance. Each forearm has the latest enhancements and upgrades...$29.95 -
On Sale
Franklin Armory HK MP5/91/93 Binary Trigger Pack - HK-C1
FA Franklin Armory
Now: $629.99Was: $699.95Franklin Armory BFSIII HK-C1 Binary Trigger Pack For H&K 90 Series The BFSIII™ for HK is a 3-Position Trigger. In position 3 it will fire 1 round on Pull and 1 round on Release. This makes it the fastest semi-automatic trigger on the market...Now: $629.99Was: $699.95 -
Franklin Armory / HKP HK MP5K Binary Trigger Group – 2 Round Engraved Binary Housing
FA Franklin Armory / HKP
$1,449.95 - $1,499.95Franklin Armory / HKP HK MP5K Binary Trigger Group – 2 Round Engraved Binary Housing Our latest and greatest binary trigger group was delivered with a factory HK German housing professionally engraved and painted with a 2-round burst pictograph to...$1,449.95 - $1,499.95 -
On Sale
Magpul SL HK MP5K - Binary Trigger Group
FA Franklin Armory / Magpul
$711.95 - $735.95Magpul SL HK MP5K - Binary Trigger Group Perfect for those seeking a binary option combined with the comfort of a Magpul housing. We've paired a Magpul SL housing with our compatible binary selector levers and completed it with a Franklin Armory trigger...$711.95 - $735.95 -
RCM HK MP5K/N 9mm Barrel - Threaded 1/2x28 - 3-Lug
RCM
$164.95RCM HK MP5K/N 9mm Barrel - Threaded 1/2x28 - 3-Lug Machined from a cold hammer forged blank to the latest MP5KN PDW specifications, this barrel features factory-correct, updated 16 flutes in the chamber. It is 3-lugged, threaded, and designed to...$164.95 -
MI HK MP5K Tri-Rail Handguard
MI Midwest Industries
$149.95MI HK MP5K Tri-Rail Handguard Features: Professional grade one-piece design Tri-Rail 1913 Picatinny on 3 sides for accessory attachment Simple installation, includes all tools Lightweight design Features two anti-rotation QD sling swivel...$149.95 -
On Sale
Franklin Armory HK MP5K - BFSIII HK-C1 Binary SEF Navy Style Trigger Group
FA Franklin Armory
Now: $703.95Was: $879.95Franklin Armory HK MP5K - BFSIII HK-C1 Binary SEF Navy Style Trigger Group In position 3 it will fire 1 round on pull and 1 round on release. With a 4.5 lb trigger pull, making this the fastest semi-automatic trigger on the market. The BFSIII™ is...Now: $703.95Was: $879.95 -
Franklin Armory HK MP5K - BFSIII HK-C1 – Binary Trigger Group – SEF – Contoured
$1,499.95 - $1,549.95Franklin Armory HK MP5K - BFSIII HK-C1 – Binary Trigger Group – SEF – Contoured In position 3 it will fire 1 round on pull and 1 round on release. With a 4.5 lb trigger pull, making this the fastest semi-automatic trigger on the market...$1,499.95 - $1,549.95 -
Franklin Armory HK MP5K-AR Binary Trigger Group
FA Franklin Armory
$849.95Franklin Armory HK MP5K-AR Binary Trigger Group Introducing our new MP5K-AR Navy ambidextrous lower housing, paired with a Franklin Armory Binary Trigger pack and a Magpul MOE grip for a complete MP5K-AR Binary Trigger group. This drop-in unit fits all...$849.95 -
Franklin Armory HK MP5K - BFSIII HK-C1 – Binary Trigger Group – Ambi 3 Position Housing
FA Franklin Armory
$1,899.95Franklin Armory HK MP5K - BFSIII HK-C1 – Binary Trigger Group – Ambi 3 Position Housing In position 3 it will fire 1 round on pull and 1 round on release. With a 4.5 lb trigger pull, making this the fastest semi-automatic trigger on the...$1,899.95