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HECKLER & KOCH RIFLE 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 Rifle Parts Products — 120 Products / 36 Models

Quality stands out when it matters most, and our HECKLER & KOCH Rifle Parts lineup delivers 120 in-stock products starting at $0.42 across 36 models including Rifle Receivers & Parts, Rifle Recoil Parts, Rifle Bolt Parts, Rifle Magazine Parts. Stack the savings Up To 68% Off on qualifying orders, and all Brownells & Sinclair brand products backed by our Forever Guarantee®.

Real feedback from real users tells the story: 4.9 stars across 34 verified buyer reviews highlighting the precision, durability, and value that keep this lineup in steady demand. Take a closer look at the full HECKLER & KOCH Gun Parts selection to see what else this brand brings to the table.

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122 Total Products
Products:  65  –  96  of 122
Number of results: 
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HECKLER & KOCH - P9S 200664 PIN, PRESSURE, FOR BOLTHEAD HECKLER & KOCH - P9S 200664 PIN, PRESSURE, FOR BOLTHEAD
5 Stars
(0.0)

$12.49

Out of Stock
HECKLER & KOCH - G3 SPRING, HELICAL, FIRING PIN, G3 HECKLER & KOCH - G3 SPRING, HELICAL, FIRING PIN, G3
5 Stars
(0.0)

$5.97

Out of Stock
HECKLER & KOCH - HK53 ROD, RECOIL SPRING GUIDE, HK53 HECKLER & KOCH - HK53 ROD, RECOIL SPRING GUIDE, HK53
5 Stars
(0.0)

$11.37

Out of Stock
HECKLER & KOCH - 416 SELECTOR LEVER, AUTO, HK416 HECKLER & KOCH - 416 SELECTOR LEVER, AUTO, HK416
5 Stars
(0.0)

$34.99

Out of Stock
HECKLER & KOCH - G36 WELL, MAGAZINE, G36 5.56MM HECKLER & KOCH - G36 WELL, MAGAZINE, G36 5.56MM
5 Stars
(0.0)

$27.99

Out of Stock
HECKLER & KOCH - 416 BUFFER SPRING, HK416 HECKLER & KOCH - 416 BUFFER SPRING, HK416
5 Stars
(5.0)

$16.99

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
HECKLER & KOCH - USP Compact 219454 SPRING, COMPRESSION HECKLER & KOCH - USP Compact 219454 SPRING, COMPRESSION
5 Stars
(0.0)

$4.99

Out of Stock
HECKLER & KOCH - 416 SPRING, TAKEDOWN PIN, HK416 HECKLER & KOCH - 416 SPRING, TAKEDOWN PIN, HK416
5 Stars
(5.0)

$7.49

Out of Stock
HECKLER & KOCH - HK53 GUIDE ROD, IMCOMPL HK53 HECKLER & KOCH - HK53 GUIDE ROD, IMCOMPL HK53
5 Stars
(0.0)

$26.43

Out of Stock
HECKLER & KOCH - M556CA1 GAS PISTON HECKLER & KOCH - M556CA1 GAS PISTON
5 Stars
(1.0)

$71.54

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 - HK11E,HK21E,G8 221230 SPRING, BUFFER, INNER HECKLER & KOCH - HK11E,HK21E,G8 221230 SPRING, BUFFER, INNER
5 Stars
(0.0)

$9.99

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 - G3 FOREARM, SLIMLINE, BLACK, G3/91 HECKLER & KOCH - G3 FOREARM, SLIMLINE, BLACK, G3/91
5 Stars
(0.0)

$148.69

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 - 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 - 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 - 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 - 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 - 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 - 416 SEALING RING HECKLER & KOCH - 416 SEALING RING
5 Stars
(0.0)

$5.08

Out of Stock
HECKLER & KOCH - G3 LEVER, COCKING, G3 HECKLER & KOCH - G3 LEVER, COCKING, G3
5 Stars
(0.0)

$26.43

Out of Stock
HECKLER & KOCH - HK11 SELECTOR, SAFETY, COMPL, HK11 HECKLER & KOCH - HK11 SELECTOR, SAFETY, COMPL, HK11
5 Stars
(0.0)

$21.99

Out of Stock
HECKLER & KOCH - G3 SHOE, TRIGGER , G3 HECKLER & KOCH - G3 SHOE, TRIGGER , G3
5 Stars
(0.0)

$17.17

Out of Stock
HECKLER & KOCH - HK33 SCREW, BUFFER, RETAINING,HK33/53 HECKLER & KOCH - HK33 SCREW, BUFFER, RETAINING,HK33/53
5 Stars
(0.0)

$11.25

Out of Stock
HECKLER & KOCH - MP5 PIN, HAMMER STRUT, MP5 HECKLER & KOCH - MP5 PIN, HAMMER STRUT, MP5
5 Stars
(5.0)

$8.99

Out of Stock
HECKLER & KOCH - SA80 251771 FOLLOWER, SA80, MARITIME HECKLER & KOCH - SA80 251771 FOLLOWER, SA80, MARITIME
5 Stars
(0.0)

$7.43

Out of Stock
Products:  65  –  96  of 122