Celebrating 87 Years! Shop Exclusive Anniversary Offers Now

Celebrating 87 Years! Shop Exclusive Offers Now

Magpul Orders SHIP FREE w/ Code: MAGPULFS • All Orders $150+ SHIP FREE w/ Code: 150FREESHIP

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 — 324 Products / 49 Models

The right gear pays off when it counts, and our HECKLER & KOCH Gun Parts lineup delivers 324 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, and all Brownells & Sinclair brand products backed by 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.

Sort by:
324 Total Products
Products:  193  –  224  of 324
Number of results: 
  • 32
  • 64
  • 96
HECKLER & KOCH - USP DECAL GRIP, SAND TEXTURE, USP45 HECKLER & KOCH - USP DECAL GRIP, SAND TEXTURE, USP45
5 Stars
(0.0)

$13.28

Out of Stock
HECKLER & KOCH - G36 214112 WASHER, CARRYING HANDLE SCREW, HECKLER & KOCH - G36 214112 WASHER, CARRYING HANDLE SCREW,
5 Stars
(0.0)

$3.05

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 - HK45 SAFETY LEVER LEFT, HK45 HECKLER & KOCH - HK45 SAFETY LEVER LEFT, HK45
5 Stars
(0.0)

$16.20

Out of Stock
HECKLER & KOCH - HK45 FRONT SIGHT COMPL(6.5)., HK45 HECKLER & KOCH - HK45 FRONT SIGHT COMPL(6.5)., HK45
5 Stars
(0.0)

$49.99

Out of Stock
HECKLER & KOCH - USP Compact 215828 RECOIL SPRING GUIDE ROD HECKLER & KOCH - USP Compact 215828 RECOIL SPRING GUIDE ROD
5 Stars
(0.0)

$38.12

Out of Stock
HECKLER & KOCH - USP LEVER, DECOCKING, V3, USP9/40/45 HECKLER & KOCH - USP LEVER, DECOCKING, V3, USP9/40/45
5 Stars
(0.0)

$30.82

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 - USP FRONT SIGHT, COMPL., 6.0MM, USP HECKLER & KOCH - USP FRONT SIGHT, COMPL., 6.0MM, USP
5 Stars
(0.0)

$11.82

Out of Stock
HECKLER & KOCH - USP SIGHT, FRONT, USP COMPACT, 6.2MM HECKLER & KOCH - USP SIGHT, FRONT, USP COMPACT, 6.2MM
5 Stars
(0.0)

$11.82

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 - 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 SIGHT, FRONT, MARK 23 HECKLER & KOCH - Mark 23 SIGHT, FRONT, MARK 23
5 Stars
(0.0)

$49.99

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 - 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 FLOOR PLATE, MK23 10 RD HECKLER & KOCH - Mark 23 FLOOR PLATE, MK23 10 RD
5 Stars
(0.0)

$3.05

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 - 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 - P30/VP40 .40S&W 10RD MAGAZINE HECKLER & KOCH - P30/VP40 .40S&W 10RD MAGAZINE
5 Stars
(0.0)

$48.99

Out of Stock
HECKLER & KOCH - USP HAMMER, COMPL., USP9/40, V1/2&9 HECKLER & KOCH - USP HAMMER, COMPL., USP9/40, V1/2&9
5 Stars
(0.0)

$39.58

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

$20.58

Out of Stock
Products:  193  –  224  of 324