Conversion Adapters

Convert your .308, 300 BO, and .30 calibre Muzzle Devices, shrouds and accessories to your .223 (5.56), 9mm, or .22 with this 1/2-28 to 5/8-24 thread adapter! Made out of black oxidized steel, this is the perfect solution for this specific accessory...

Convert your .223 (5.56), 9mm, or .22 accessories to .578-28 RH with this premium thread adapter! Made out of black oxidized steel, this is the perfect solution for this specific accessory adaptation!   Inner Threads: 1/2-28 RH Outer Threads: ...

Convert your .223 (5.56), 9mm, or .22 accessories to .578-28 RH with this premium thread adapter! Made out of black oxidized steel, this is the perfect solution for this specific accessory adaptation!   Inner Threads: 1/2-28 RH Outer Threads: ...

Convert your Sig Sauer and Glock 9mm (left handed) 9mm barrels to your .223 (5.56), 9mm, or .22 accessories with this 13.5mm x 1 LH to 1/2-28 thread adapter! Made out of black oxidized steel, this is the perfect solution for this specific accessory...

Extend your internal 3/8"-24 RH barrel threads to 1/2-28 RH for mounting standard .22 accessories such as flash hiders, Muzzle Devices, supressors, or cleaning adapters. This high quality adapter features a durable black oxide steel construction and...

Extend your internal Walther P22, Walther PPK/S, M&P 22, Colt/Umarex 1911 A1, and Colt Gold Trophy .22 barrel threads to 1/2-28 RH for mounting standard .22 accessories such as flash hiders, Muzzle Devices, supressors, or cleaning adapters. This high...

Extend your Sig 1911 (.22LR) and  GSG 1911 (.22LR) barrel threads to 1/2-28 RH for mounting standard .22 accessories such as flash hiders, Muzzle Devices, supressors, or cleaning adapters. This high quality adapter features a durable black...

Convert your Sig Mosquito (.22) barrel thread to 1/2-28 RH for mounting standard .22 accessories such as flash hiders, Muzzle Devices, supressors, or cleaning adapters. This high quality adapter features a durable black oxide steel construction...

Convert your standard M1A to common 5/8-24 RH for the use of Muzzle Devices and other popular .308 accessories . This adapter is made out of high grade black oxidized steel and features two wrench flats on each side for easy installation.   Inner...

Extend your internal Walther P22 (standard 3.4" barrel model only), Walther PPK/S, M&P 22, Colt/Umarex 1911 A1, and Colt Gold Trophy .22 barrel threads to 1/2-28 RH for mounting standard .22 accessories such as flash hiders, Muzzle Devices,...

Convert your .308, 300 BO, and .30 caliber Muzzle Devices, shrouds and accessories to your .223 (5.56), 9mm, or .22 with this 1/2-28 to 5/8-24 thread adapter! Made out of black oxidized steel, this is the perfect solution for this specific accessory...

Convert your 14mm x 1 LH (Left Hand) threads to 3/4 NPT with this premium thread adapter from Infinite Product Solutions! Made out of durable black oxidized steel, this adapter is an excellent solution for this particular thread requirement...