RCBS Single Stage Shellholder #4

For Use With Cartridges: 300 Winchester Magnum ,7mm Remington Magnum,257 Weatherby Magnum, 264 Winchester Magnum, 6.5 Remington Magnum,270 Weatherby Magnum, 7mm Shooting Times Westerner, 7mm Weatherby Magnum, 300 RCM, 30-338 Winchester Magnum, 300 Holland & Holland , Magnum, 300 Weatherby Magnum, 308 Norma Magnum, , 8mm Remington Magnum, 338 RCM, 338 Winchester Magnum, 340 Weatherby Magnum, 350 Remington Magnum, 9.3mm x , 74 Rimmed, 375 Ruger, 375 Holland & Holland Magnum, 416 Ruger, 416 Remington Magnum, 450 Marlin, 458 Winchester Magnum, 458 Lott, 460 Smith & Wesson. RCBS Single Stage shell holders are built from hardened steel and designed to properly align the case with the reloading die in single-stage and turret presses. They’re sized to fit specific case heads and capture 0.125 inch of the case head for proper SAAMI headspacing.