Product Description Wolf Ammunition Polyformance .300 AAC Blackout 145gr Full Metal Jacket (FMJ) ammunition is built for reliable, economical performance at the range. Each 20-round box features steel-cased cartridges with a Polyformance polymer coating designed to promote smooth feeding and extraction. The load is non-corrosive and Berdan primed, making it a practical choice for high-volume shooting and training. Product Highlights .300 AAC Blackout 145gr FMJ for consistent range and training use Polyformance polymer coating helps support smooth feeding and extraction Polymer-coated steel case construction for cost-effective shooting Non-corrosive, Berdan-primed cartridges for reliable ignition 20-round box for convenient transport and storage Specs Brand: WOLF AMMUNITION Manufacturer Part Number: 300AACFMJ UPC: 645611308673 Caliber: 300 AAC Blackout Bullet Weight: 145 gr Bullet Type: Full Metal Jacket (FMJ) Case: Polymer-coated steel Primer: Berdan primed Corrosive: Non-corrosive Rounds Per Box: 20 Item Weight (approx.): 0.62 lb Disclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product&';s manufacturer.