In the event a case becomes stuck, purchase a stuck case remover; don’t use pliers, screwdrivers or other common household tools which could damage your sizing die. .243 Winchester/ WSSM used brass cases for reloading rifle ammunition. Winchester's high quality, durable brass can be reloaded several times. Also, if you read the article, you’d know that .243 WSSM is a very high … As part of this, annealing…, …brass, their line of rifle brass is increasing and growing. The .243 Winchester…. To determine the proper neck bushing size, measure the outside neck diameter of a loaded cartridge and subtract .002" to .003" to allow for a small amount of brass spring back. The company follows a very strict manufacturing regimen designed to produce the best cases available. Lapua Unprimed Brass Rifle Cartridge Cases 100/ct .243 Win 6.16X51, RCBS Matchmaster Competition Full-Length Bushing Die Set .243 Winchester, Winchester Unprimed Brass Rifle Cartridge Cases 50/ct .243 WSSM, Jagemann Unprimed Brass Rifle Cartridge Cases .243 WIN 50/ct, Unprimed Brass Rifle Cartridge Cases .243 Win 50/Box, Winchester Unprimed Brass Rifle Cartridge Cases 50/ct .243 Winchester, Lee Case Length Gage and Shell Holder .243 Winchester, Winchester Unprimed Brass Rifle Cartridge Cases .243 Win. Free FedEx Option* (0) Winchester Unprimed Brass Cases 243 Winchester … This is not loaded ammunition. TECHNICAL INFORMATION: The 243 WSSM uses a shortened 300 Winchester Short Magnum case necked down to accept a.243” / 6mm diameter bullet. 243 WSSM RIFLE AMMO 243 Winchester Super Short Mag RIFLE Ammunition for Sale. Winchester Reloading Brass is manufactured to extremely tight tolerances to ensure smooth feeding and positive chambering. Minor dents are normally removed in the first firing and will not affect case life or performance. In Stock Item #: WINU243SS $0.72 per round Volume Discounts Available . For assistance, call Natchez Shooters Supplies: 1-800-251-7839. Winchester Brass 243 WSSM Rifle $ 34.99. All of the ammunition … Initially designed as a varmint round, it may be used for wildlife and game such as coyote, blacktail … $42.99. Toggle navigation. Hornady Unprimed Brass Rifle Cartridge Cases .243 WSSM 50/ct Hornady brass is the foundation for what could be the most memorable shot of your lifetime. ... 243 WIN (7) 243 WSSM (2) 25 WSSM … We sell ammunition by the box and bulk ammo in case quantities. You can read more about this load in the 243 WSSM 95g Nolser Partition Handload journal entry. Add to Wishlist. The .243 Winchester Super Short Magnum is a centerfire rifle cartridge. 243 Winchester Super Short Magnum ammunition for sale. View Cart (0) Outstanding Used Rifle and Pistol Brass for Home Reloading.