Metric Thread Conversion Adapters

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...

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 thread adapter! Made out of black oxidized steel, this is the perfect solution for this specific accessory...

Convert your 13mm x 1 LH (Steyr AUG .223 /5.56) barrel threads to 1/2"-28 RH with this premium black stainless steel thread adapter from Infinite Product Solutions! Compatible with both rifle and pistol threads, this is the perfect solution for this...

Convert your 13mm x 1 LH (Steyr AUG .223 /5.56) barrel threads to 1/2"-28 RH with this premium stainless steel thread adapter from Infinite Product Solutions! Compatible with both rifle and pistol threads, this is the perfect solution for this particular...

Convert your 13mm x 1 RH (Older Galil [.223, 5.56, .308, 7.62x39] and Arsenal Strike One) barrel threads to 1/2"-28 RH with this premium black stainless steel thread adapter from Infinite Product Solutions! Compatible with both rifle and pistol threads,...

Convert your 13mm x 1 RH (Older Galil [.223, 5.56, .308, 7.62x39] and Arsenal Strike One) barrel threads to 1/2"-28 RH with this premium stainless steel thread adapter from Infinite Product Solutions! Compatible with both rifle and pistol threads, this...

Convert your 14mm x 1 LH (AK-47 and AK-M) barrel threads to 5/8"-24 RH with this premium black stainless steel thread adapter from Infinite Product Solutions! Compatible with both rifle and pistol threads, this is the perfect solution for this particular...

Convert your 14mm x 1 LH (AK-47 and AK-M) barrel threads to 5/8"-24 RH with this premium stainless steel thread adapter from Infinite Product Solutions! Compatible with both rifle and pistol threads, this is the perfect solution for this particular...

Convert your 14mm x 1 RH (select SKS, SA VZ-58, and Century VZ208) barrel threads to 1/2"-28 RH with this premium black stainless steel thread adapter from Infinite Product Solutions! Compatible with both rifle and pistol threads, this is the perfect...

Convert your 14mm x 1 RH (select SKS, SA VZ-58, and Century VZ208) barrel threads to 1/2"-28 RH with this premium stainless steel thread adapter from Infinite Product Solutions! Compatible with both rifle and pistol threads, this is the perfect solution...

Convert your 15mm x 1 RH (H&K 91, 93, 33, G3, G53 - including Cetme and select PTR) barrel threads to 5/8"-24 RH with this premium black stainless steel thread adapter from Infinite Product Solutions! Compatible with both rifle and pistol threads,...

Convert your 15mm x 1 RH (H&K 91, 93, 33, G3, G53 - including Cetme and select PTR) barrel threads to 5/8"-24 RH with this premium stainless steel thread adapter from Infinite Product Solutions! Compatible with both rifle and pistol threads, this is...