--- title: "Winchester 300 Blackout Unprimed Brass Casing" description: "Unprimed brass shellcases for 300 Blackout reloading. Pack contains 100 rounds and is engineered for smooth feeding and positive chambering." canonical_url: "https://www.kygunco.com/product/winchester-ammo-wsc300blku-300-blackout-unprimed-brass-casing-100-pack" meta: author: KYGUNCO "og:description": "Unprimed brass shellcases for 300 Blackout reloading. Pack contains 100 rounds and is engineered for smooth feeding and positive chambering." "og:image": "https://cdn.kygunco.com/assets/products/130588/thumbnail.jpg?v=1713453342" "og:image:height": "500" "og:image:width": "500" "og:title": "Winchester 300 Blackout Unprimed Brass Casing" --- > Index of every page on this site: [llms.txt](https://www.kygunco.com/llms.txt) [Home](https://www.kygunco.com/) / [Ammunition](https://www.kygunco.com/category/ammunition) / [Reloading Ammunition](https://www.kygunco.com/category/ammunition/reloading-ammunition) / [Brass](https://www.kygunco.com/category/ammunition/reloading-ammunition/brass) / WNC-WSC300BLKU ![Main product image](https://static.kygunco.com/cdn-cgi/image/f=auto,w=600/assets/products/130588/main.jpg?v=1713453342) For illustration purposes only, this image may not be an exact representation of the product. # WINCHESTER AMMO 300 Blk Unprimed Brass Casing 100rd Winchester 300 Blackout unprimed brass casing pack with 100 shellcases for reloading. Engineered to precise tolerances for smooth feeding and positive chambering. Caliber: 300 Blackout. $45.99 ** 4 interest-free payments of **$11.50** with ![Sezzle logo](https://www.kygunco.com/brands/sezzle.svg) ** Online In Store ** Flat Rate $13.94 for every 25 lbs. Shipping to HI & AK may incur additional fees. ** Ships To Your Home Fulfilled by a partner warehouse. ** Partner Fulfilled Item # 130588 Style WNC-WSC300BLKU UPC 020892633506 Condition New Manufacturer [Winchester](https://www.kygunco.com/brand/winchester) Caliber 300 AAC Blackout Weight 1.5 lb ### [Winchester 300 Blackout Unprimed Brass Casing - 100 Pack](https://winchester.com/Products/Ammunition/Components/Cases) #### Shellcases for handguns and rifles are engineered to precise tolerances to ensure smooth-feeding and positive chambering. Winchester carries unprimed rifle shellcases and both primed and unprimed handgun shellcases. **SPECIFICATIONS** **UPC:** 020892633506 **Style:** WSC300BLKU **Usage:** Reloading **Rounds Per Box:** 100 **Caliber:** 300 Blackout ** WARNING: This product contains chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, go to [www.p65warnings.ca.gov](https://www.p65warnings.ca.gov). 0.0 ** ** ** ** ** 0 reviews ** ** ** ** ** 0 ** ** ** ** ** 0 ** ** ** ** ** 0 ** ** ** ** ** 0 ** ** ** ** ** 0 ## More from Winchester ```json {"@context":"https://schema.org","@graph":[{"@id":"https://www.kygunco.com/#website","@type":"WebSite","description":"Shop KYGUNCO for firearms, ammo, accessories, parts, and outdoor gear at low prices with fast, easy nationwide shipping.","name":"KYGUNCO","url":"https://www.kygunco.com/","publisher":{"@id":"https://www.kygunco.com/#/schema/organization/kygunco"}},{"@id":"https://www.kygunco.com/product/winchester-ammo-wsc300blku-300-blackout-unprimed-brass-casing-100-pack#webpage","@type":"WebPage","description":"Unprimed brass shellcases for 300 Blackout reloading. 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