Winchester WSC357SIGU Unprimed .357 Sig Brass – 100/Bag

Description

Winchester WSC357SIGU unprimed handgun shellcases are offered as a consumer pack of brass components for handloading in .357 Sig pistols. These cases are unprimed and supplied in a plastic bag with a quantity of 100 per bag. Winchester shellcases are engineered to precise tolerances to ensure smooth-feeding and positive chambering.

Key Specifications

• The caliber is .357 Sig.
• The primer status is unprimed.
• The pack quantity is 100 per bag.
• The base material is brass.
• The intended firearm type is pistol.
• The product is sized as .357 caliber.
• The listed style is large.
• The model/part reference is WSC357SIGU.
• The packaging is a plastic bag.

These unprimed Winchester cases provide a consistent, serviceable foundation for custom handloads and component reloading. With brass construction and manufacturing tolerances designed for reliable feeding and chambering, they are suited for reloaders who prioritize consistent case geometry and material quality. Add these Winchester cases to your reloading inventory for dependable, repeatable components when assembling .357 Sig pistol ammunition.