Barre TThread adapter to Convert 11/16"-24 to .578X 28 Male, fit for .450 Muzzle Device....

1. Barre Thread adapter to Convert 11/16-24 to .578X 28 Male, fit for .450 Bullet Muzzle  Device.... such as a Kriss Victor450 ......
2. Diameter of internal hole : 11.6 mm / .46", Suit for Clibers 7.62 mm, .308, .380, 9 mm, .40 S&W, .45ACP
3. 35 mm /1.4" Length
4. Steel,
5. Black

Total 11 sizes Barrel thread to  .578X 28 Male adapters under TUFFORCE brand as list.