If your shell holders does not securely grip the shell and firmly fit into the press during reloading, you are bound to have headspace and sizing problems. At RCBS they manufacture their shell holders to the industry's tightest tolerances, using only the finest steel.
Shell Holder Rams and Adapters permit the use of RCBS Shell Holders on the presses indicated. Clip spring holds Shell Holder in place, yet allows rotation to any convenient angle.
RCBS Shellholder #4 Fits:
- .257 Weatherby Magnum - .264 Winchester Magnum* - .270 Weatherby Magnum - 7mm Remington Magnum* - 7mm Shooting Times Westerner - 7mm Weatherby Magnum - .30-338 Winchester Magnum - .300 Holland & Holland Magnum - .300 Weatherby Magnum - .300 Winchester Magnum* - .308 Norma Magnum - 8mm Remington Magnum - .338 Winchester Magnum - .340 Weatherby Magnum - .350 Remington Magnum - 9.3mm x 74 Rimmed - .375 Holland & Holland Magnum - .416 Remington Magnum - .450 Marlin - .458 Winchester Magnum