MP5 / SP5 Series
Discover the ultimate selection of MP5 and SP5 parts and accessories for your H&K firearms. Whether you're upgrading, building, or maintaining your MP5/SP5, we offer premium H&K components like handguards, barrels, magazines, and bolt carrier groups. Shop HK Parts for unmatched reliability and performance for all your MP5/SP5 needs.
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On Sale
HK MP5, G3, HK91, PTR, HK93, HK33, HK94 Hammer Strut - USED
H&K Heckler & Koch
Now: $5.21Was: $9.95HK G3,91,PTR, 93,33 & MP5, 94 Hammer Strut - USED SOLD INDIVIDUALLY USED PARTS ARE SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. HK German Hammer Strut for 90 series rifles and pistols. A perfect spare to have...HKP-15445-USEDNow: $5.21Was: $9.95 -
HK MP5, MP5K, HK416, MR556 Flash Hider - 1/2x28 - Taper Mount
JMAC Customs
$116.951/2x28 - Plan B Taper Mount Flash Hider for MP5, HK416, MR556, APC223 The 360HD is the latest evolution in JMac Custom's Recoil Reduction Device (RRD) family of muzzle brakes, designed to meet the needs of serious shooters and...HKP-22408$116.95 -
On Sale
Skeleton Stock 8" - SS-8 - INCOMPLETE - BLEMISHED
JMAC Customs
Now: $209.95Was: $284.99JMAC Customs SS-8 - INCOMPLETE - BLEMISHED ONLY 1 UNIT AVAILABLE - AS PICTURED MISSING 1913 FOLDING MECHANISM COSMETICALLY BLEMISHED PARTS ARE SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. Skeleton stock 8" 2x...HKP-20146-BNow: $209.95Was: $284.99 -
HK MP5K, SP89 Trigger Group with AC Unity Grip and Match Trigger
HKP HK Parts
$644.85HKP HK MP5K/SP89 Trigger Group with AC Unity Grip & Match Trigger The MP5K match trigger group combined with the AC Unity grip is a great choice for anyone seeking a tactical and aesthetically pleasing build. Featuring a robust metal housing and a...HKP-22254$644.85 -
HK MP5 Parts Kit - A3 - 10mm / .40 S&W - 3 Round Burst - 4 Position
H&K Heckler & Koch
$4,799.95H&K HK MP5 40/10 A3 - 4 Position 3 Round Burst Parts Kit Genuine German HK MP5 .40 parts kits are becoming increasingly rare, and this setup is a prized find. Featuring the sought-after bolt hold open feature, the 4-position/3-round burst trigger...HKP-22242$4,799.95 -
On Sale
HK MP5K, AP5-P Recoil Guide Rod - 9mm
MKE
Now: $19.95Was: $24.95MKE HK MP5K 9mm Recoil Guide Rod Incomplete recoil spring guide rod. Compatible With: MP5K MKE AP5-PHKP-22237Now: $19.95Was: $24.95 -
On Sale
HK MP5 QD End Cap with Buffer - Black - USED
HKP HK Parts
Now: $59.95Was: $99.95HK MP5 QD End Cap with Buffer - Black - USED ONLY 1 UNIT AVAILABLE - AS PICTURED USED PARTS ARE SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. With this MP5 QD end cap upgrade you will get a heavier buffer to...HKP-20118-BL-BNow: $59.95Was: $99.95 -
On Sale
HK MP5 Housing and Pin - Burst Trigger - 10mm/.40 S&W - 3 Position - USED - BLEMISHED
H&K Heckler & Koch
Now: $169.95Was: $249.95H&K Heckler & Koch's 3-Position Burst Trigger Housing and Push Pin made for the HK MP5 10mm/.40 S&W - USED - BLEMISHED CONDITION MAY VARY. SEE PHOTOS. Priced for ONE Trigger Housing ONLY - Condition Varies by Unit - Each unit Sold...HKP-16469-BNow: $169.95Was: $249.95 -
HK34 9mm Rifle Build Kit - Navy Binary
HKP HK Parts
$2,279.95HK34 9mm Rifle Build Kit - Navy Binary Just when you thought all permutations of roller-lock kits had been exhausted, HK Parts brings you the HK34 rifle kit. The HK34 strikes a balance between the shoot-ability of a pistol caliber with the versatility of...HKP-22075$2,279.95 -
On Sale
HK MP5 Trunnion 10mm / .40 S&W - Factory - USED
H&K Heckler & Koch
Now: $297.95Was: $549.95H&K MP5 40/10 Factory Trunnion - USED ONLY 1 UNIT AVAILABLE - AS PICTURED Used genuine German trunnion with round guides. Compatible With: HK MP5 40/10 THIS CLOSEOUT PART IS NOT ELIGIBLE FOR RETURN, REFUND, OR EXCHANGE. SALE IS FINAL.HKP-99173Now: $297.95Was: $549.95 -
H&K 90 series Ambidextrous Trigger Pack Housing - Semi-Auto
HKP HK Parts / Heckler & Koch
$248.95H&K 90 series Ambidextrous Trigger Pack Housing - Semi-Auto This German-made steel trigger pack housing is designed for ambidextrous trigger packs and selector levers. It starts as a factory F/A trigger pack, then is converted to semi-auto and coated...HKP-21868$248.95 -
HK MP5K Stock or Brace Adapter - 10mm / .40 S&W
HKP HK Parts
$129.95HKP 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 directly to the 40/10 K platform. Made in the USA and...HKP-21832$129.95