Product DescriptionWinchester Ammo Super Match 5.56 NATO rifle ammunition is built for shooters who demand consistent, competition-grade performance. Loaded with a 77 grain Boat Tail Hollow Point bullet, this ammunition is designed to support accuracy-focused shooting applications, whether on the range, in training, or during match use. Winchester&';s Super Match line is engineered for dependable function and precision, with features such as batch production and match grade primers to help deliver reliable results shot after shot. Each box contains 20 rounds of 5.56 NATO ammunition, and the product is made in the USA.Product Highlights Competition-grade Winchester Super Match rifle ammunition chambered in 5.56 NATO. Loaded with a 77 grain Boat Tail Hollow Point bullet for accuracy-focused performance. Batch-produced ammunition designed to support consistency from lot to lot. Match grade primers help promote reliable ignition and dependable functioning. Packaged in a convenient 20 round box and made in the USA. Specs Brand: Winchester Ammo Product Line: Super Match Product Type: Rifle Ammunition Cartridge: 5.56 NATO / 5.56x45 NATO Bullet Weight: 77 Grain Bullet Style: Boat Tail Hollow Point (BTHP) Rounds Per Box: 20 Use: Competition, training, and precision shooting Country of Manufacture: USA UPC: 020892234963 Manufacturer Part Number: SM556 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.