It will be in charge of firmly retaining the bottom of the case during the reloading processes. It can be used in any single station press the market. Fits the following calibers: 17BR, 20 BR, 22BR, 22 Cheetah, 22 Wampus Kitty, 22 Jaybird, 22-250, 22-240, 22-243, 22- 6mm Remington, 22-284 Winchester, 224 Clark, 243 Winchester 6mm BR, 6.5mm BR, 6.5 x52mm Carcano, 6.5mm BR, 6.5 x57 Mausser 270 Winchester, 280 Remington 7mm BR, 7X57 Mausser, 7mm-08 Remington, 7x64mm Brenneke 30-06 Springfield, 308 Winchester , 35 Whelen, 9x57mm Mauser, 9.3x57 Mauser, 9.3x62mm Mauser, 400 Cor-Bon, 45 ACP 8x57mm Mausser
