Suitable Calibres: 9x19mm

Suitable Calibres: 5.56 x 45, 223 Rem

Suitable Calibres: 8x 57 up to .338 Winchester Magnum (Not .338 Lapua Magnum)

Suitable Calibres: .338 Lapua Magnum (Fits directly onto the AW 338 Muzzle Brake)

Suitable Calibres: .223 Remington, 243 Win, 260 Rem, 7mm-08 Rem, 308 Win, 25-06 Rem, 6.5x 55 SW, 30-06 Springfield

Suitable Calibres: 45 ACP, 44 Rem Magnum, 444 Marlin, 45-70 GVNT

Suitable Calibres: 7.62x 51 (Fits directly onto the AW 7.62 Muzzle Brake)

Suitable Calibres: .243 Win up to .300 Weatherby Magnum. (Barrel Diameters Up To 23mm)

Suitable Calibres: 243 Win, .25", 6mm, 6.5mm, 7mm, .308", .311"

Suitable Calibres: .22 Long Rifle Sub-Sonic

Suitable Calibres: .17 HMR & 22 Win Mag: Barrel diameters up to 19.5mm (Light Sporter Profiles)

Suitable Calibres: .22 long rifle Sub-Sonic or High Velocity

Suitable Calibres: 22 Long Rifle Sub-Sonic Only

Suitable Calibres: 7.62x 51 and 7.62x 39 Russian (To Suit Saiga "AK 47 Style" With Large Muzzle Brake Thread)