Save $25 On Orders $200+ w/ Code: SAVE25 Save $50 On Orders $300+ w/ Code: SAVE50 Save $100 On Orders $550+ w/ Code: SAVE100

Save $25 On Orders $200+ w/ Code: SAVE25 • Save $50 On Orders $300+ w/ Code: SAVE50 • Save $100 On Orders $550+ w/ Code: SAVE100

HECKLER & KOCH GUN PARTS PRODUCTS

Heckler & Koch (H&K) was founded in 1949 by former Mauser engineers Edmund Heckler, Theodor Koch, and Alex Seidel in Oberndorf am Neckar, Germany. Heckler & Koch (H&K) has produced several groundbreaking firearms, including the HK416, MP7, and MP5 (SP5). The MP5 is iconic for its role in law enforcement and special operations units worldwide. These products have solidified H&K's reputation for innovation and quality in the global arms industry​.

HECKLER & KOCH Gun Parts Products — 325 Products / 49 Models

The right gear pays off when it counts, and our HECKLER & KOCH Gun Parts lineup delivers 325 in-stock products starting at $0.42 across 49 models including Handgun Parts, Rifle Parts, Magazines, Recoil Pads & Reducers.  Stack the savings Up To 68% Off on qualifying orders, all standing behind our Forever Guarantee®.

The numbers back it up: 4.8 stars across 47 verified buyer reviews, where customers consistently call out the fit, finish, and field performance that keeps them coming back. Discover the complete HECKLER & KOCH collection for more from a brand that has earned its reputation one customer at a time.

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325 Results
Products:  193  –  224  of 325
Number of results: 
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HECKLER & KOCH - HK45, P30 REAR SIGHT P30 COMPL., HK45 HECKLER & KOCH - HK45, P30 REAR SIGHT P30 COMPL., HK45
5 Stars
(0.0)

$26.99

Out of Stock
HECKLER & KOCH - P2000 CATCH, COMPLETE, P2000 HECKLER & KOCH - P2000 CATCH, COMPLETE, P2000
5 Stars
(0.0)

$22.05

Out of Stock
HECKLER & KOCH - P2000 CONTROL LATCH, P2000 HECKLER & KOCH - P2000 CONTROL LATCH, P2000
5 Stars
(0.0)

$19.99

Out of Stock
HECKLER & KOCH - USP TRIGGER BAR, USP9/40/45 (FULL SIZE ONLY) HECKLER & KOCH - USP TRIGGER BAR, USP9/40/45 (FULL SIZE ONLY)
5 Stars
(0.0)

$19.12

Out of Stock
HECKLER & KOCH - P2000 WASHER, FRONT, RECOIL SPR. RET, P2 HECKLER & KOCH - P2000 WASHER, FRONT, RECOIL SPR. RET, P2
5 Stars
(0.0)

$8.99

Out of Stock
HECKLER & KOCH - USP LOCKING PLATE, USP40C/357,10RD HECKLER & KOCH - USP LOCKING PLATE, USP40C/357,10RD
5 Stars
(0.0)

$8.99

Out of Stock
HECKLER & KOCH - G36, SL8 PLATE, INDEX, G36, SL8-1 HECKLER & KOCH - G36, SL8 PLATE, INDEX, G36, SL8-1
5 Stars
(0.0)

$3.05

Out of Stock
HECKLER & KOCH - USP 9mm,.40 215829 PIN, LANYARD LOOP INSERT HECKLER & KOCH - USP 9mm,.40 215829 PIN, LANYARD LOOP INSERT
5 Stars
(0.0)

$7.49

Out of Stock
HECKLER & KOCH - HK11E,HK21E,G8 228147 RING, GUIDE, NYLON HECKLER & KOCH - HK11E,HK21E,G8 228147 RING, GUIDE, NYLON
5 Stars
(0.0)

$5.97

Out of Stock
HECKLER & KOCH - USP LOCKING PLATE, USP40, 10RD. HECKLER & KOCH - USP LOCKING PLATE, USP40, 10RD.
5 Stars
(0.0)

$3.05

Out of Stock
HECKLER & KOCH - USP LOCKING PLATE, USP45 COMPACT, 8RD. HECKLER & KOCH - USP LOCKING PLATE, USP45 COMPACT, 8RD.
5 Stars
(0.0)

$1.58

Out of Stock
HECKLER & KOCH - P30 BARREL, P30L, 9MM, 4.45 HECKLER & KOCH - P30 BARREL, P30L, 9MM, 4.45
5 Stars
(0.0)

$212.05

Out of Stock
HECKLER & KOCH - MP5 TUBE, COCKING LEVER COMPL.,MP5 HECKLER & KOCH - MP5 TUBE, COCKING LEVER COMPL.,MP5
5 Stars
(0.0)

$76.09

Out of Stock
HECKLER & KOCH - Mark 23 MAGAZINE, 10RD, MARK 23 .45ACP HECKLER & KOCH - Mark 23 MAGAZINE, 10RD, MARK 23 .45ACP
5 Stars
(0.0)

$64.99

Out of Stock
HECKLER & KOCH - MP5 SUPPORT, COCKING LEVER, MP5/ HECKLER & KOCH - MP5 SUPPORT, COCKING LEVER, MP5/
5 Stars
(0.0)

$68.82

Out of Stock
HECKLER & KOCH - P2000/P30 209327 HAMMER FINISHED HECKLER & KOCH - P2000/P30 209327 HAMMER FINISHED
5 Stars
(0.0)

$39.58

Out of Stock
HECKLER & KOCH - P2000 BACK STRAP (L) W/SAFETY (P2000SK) HECKLER & KOCH - P2000 BACK STRAP (L) W/SAFETY (P2000SK)
5 Stars
(0.0)

$34.99

Out of Stock
HECKLER & KOCH - MP5 CATCH, MP5/10/40 HECKLER & KOCH - MP5 CATCH, MP5/10/40
5 Stars
(0.0)

$35.20

Out of Stock
HECKLER & KOCH - P2000 BACK STRAP   XL  , P2000, W/SAFETY HECKLER & KOCH - P2000 BACK STRAP XL , P2000, W/SAFETY
5 Stars
(0.0)

$13.28

Out of Stock
HECKLER & KOCH - Mark 23 SEAR LEVER, MARK 23 HECKLER & KOCH - Mark 23 SEAR LEVER, MARK 23
5 Stars
(0.0)

$7.43

Out of Stock
HECKLER & KOCH - Mark 23 SEAR BLOCK, MK23 HECKLER & KOCH - Mark 23 SEAR BLOCK, MK23
5 Stars
(0.0)

$7.43

Out of Stock
HECKLER & KOCH - USP LEVER, CONTROL, AMB., LEFT,USP HECKLER & KOCH - USP LEVER, CONTROL, AMB., LEFT,USP
5 Stars
(0.0)

$99.99

Out of Stock
HECKLER & KOCH - 416, MR556 RAIL, LONG, UNDER HANDGUARD, G36 HECKLER & KOCH - 416, MR556 RAIL, LONG, UNDER HANDGUARD, G36
5 Stars
(0.0)

$115.51

Out of Stock
HECKLER & KOCH - HK33, G3 TRIGGER, COMPL, G3, HK33/53 HECKLER & KOCH - HK33, G3 TRIGGER, COMPL, G3, HK33/53
5 Stars
(0.0)

$74.99

Out of Stock
HECKLER & KOCH - USP ROD, RECOIL SPRING GUIDE, USP HECKLER & KOCH - USP ROD, RECOIL SPRING GUIDE, USP
5 Stars
(0.0)

$49.82

Out of Stock
HECKLER & KOCH - USP, P2000 MAGAZINE, 10RD, USP9C/P2000 HECKLER & KOCH - USP, P2000 MAGAZINE, 10RD, USP9C/P2000
5 Stars
(0.0)

$42.99

Out of Stock
HECKLER & KOCH - USP HAMMER, BOBBED, COMPL, USP9/40 HECKLER & KOCH - USP HAMMER, BOBBED, COMPL, USP9/40
5 Stars
(0.0)

$36.66

Out of Stock
HECKLER & KOCH - HK33, HK53 202032 CATCH, MAGAZINE, COMP., HECKLER & KOCH - HK33, HK53 202032 CATCH, MAGAZINE, COMP.,
5 Stars
(0.0)

$30.82

Out of Stock
HECKLER & KOCH - USP SIGHT, FRONT, USP40 EXPERT HECKLER & KOCH - USP SIGHT, FRONT, USP40 EXPERT
5 Stars
(0.0)

$16.99

Out of Stock
HECKLER & KOCH - USP CATCH, USP9/40 HECKLER & KOCH - USP CATCH, USP9/40
5 Stars
(0.0)

$11.82

Out of Stock
HECKLER & KOCH - 416, MR556 RETAINER, BUFFER, HK416/MR HECKLER & KOCH - 416, MR556 RETAINER, BUFFER, HK416/MR
5 Stars
(5.0)

$11.49

Out of Stock
HECKLER & KOCH - 416, MR556 AXLE ,HK416/417/MR HECKLER & KOCH - 416, MR556 AXLE ,HK416/417/MR
5 Stars
(0.0)

$10.35

Out of Stock
Products:  193  –  224  of 325