Winchester Ammo WSC762X39U Unprimed Cases 7.62x39mm Rifle Brass 50/Bag
https://www.tandktactical.com/shop/020892632882-winchester-ammo-wsc762x39u-unprimed-cases-7-62x39mm-rifle-brass-50-bag-10423
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Winchester shellcases are engineered to precise tolerances to ensure smooth-feeding and positive chambering.
