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HK 3 Lug Adapter: 1/2-20 HK 3 Lug Adapter: 1/2-28 HK 3 Lug Adapter: 1/2-36
HK 3 Lug Adapter: 1/2-20
Our Price: $49.99
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HK 3 Lug Adapter: 1/2-28
Our Price: $49.99
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HK 3 Lug Adapter: 1/2-36
Our Price: $49.99
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Adapts an 1/2-20  threaded barrel to an HK 3 Lug muzzle device. Adapts an 1/2-28 threaded barrel to an HK 3 Lug muzzle device. Adapts a 1/2-36 threaded barrel to an HK 3 Lug muzzle device.
HK 3 Lug Adapter: 9/16-24 HK 3 Lug Adapter: .578-28 HK 3 Lug Adapter: 5/8-24
HK 3 Lug Adapter: 9/16-24
Our Price: $49.99
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HK 3 Lug Adapter: .578-28
Our Price: $49.99
Free Shipping
HK 3 Lug Adapter: 5/8-24
Our Price: $49.99
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Adapts a 9/16-24 threaded barrel to an HK 3 Lug muzzle device. Adapts a .578-28 threaded barrel to an HK 3 Lug muzzle device. Adapts a 5/8-24 threaded barrel to an HK 3 Lug muzzle device.
HK 3 Lug Adapter: M13.5X1LH HK 3 Lug Adapter: M14X1LH HK 3 Lug Adapter: M16x1LH
HK 3 Lug Adapter: M14X1LH
Our Price: $49.99
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HK 3 Lug Adapter: M16x1LH
Our Price: $49.99
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Adapts an M13.5x1LH threaded barrel to an HK 3 Lug muzzle device. Adapts an M14x1LH threaded barrel to an HK 3 Lug muzzle device. Adapts an M16x1LH threaded barrel to an HK 3 Lug muzzle device.
HK 3 Lug Adapter: 11/16-24
Adapts a 11/16-24 threaded barrel to an HK 3 Lug muzzle device.