Lyman Custom Fit Loading Blocks, 50 Round, Polymer

Lyman’s Custom Fit Loading Blocks are designed to provide a precise fit for a family of cartridge sizes. Made from tough, durable polymer, Custom Fit Loading Blocks hold 50 cartridges and will securely nest together for easy storage. Custom Fit Loading Blocks are offered in 6 sizes to match up with a large variety of cartridges. Each block is clearly marked with the diameter of the cartridge storage hole.

Cartridge to Loading Block fit guide:

0.388" - 223 Remington, 204 Ruger, 5.56 mm NATO, 300 AAC Blackout, 221 Remington Fireball, 222 Remington, 17 Remington, 222 Remington Mag, 17 Remington Fireball

0.445" - 357 Magnum, 38 Special, 9 mm Luger, 380 Auto (ACP), 6.5 Grendel, 357 SIG, 6.8 mm Remington SPC, 218 Bee, 25-20 Winchester, 32-20 Winchester, 224 Weatherby Magnum, 38 S&W, 38 Super, , 9 mm Makarov

0.485" - 270 Winchester, 243 Winchester, 22-250 Remington, 25-06 Remington, 220 Swift, 250 Savage, 257 Roberts, 300 Savage, 225 Winchester, 280 Remington, 284 Winchester, 22 BR (Benchrest) Remington, 30-06 Springfield

0.530" - 30-30 Winchester, 44 Rem Magnum, 45 Long Colt

0.565" - .303 British, .300 Winchester Mag, .300 Weatherby Mag

0.615" - .338 Lapua Magnum, 45-70 Gov't