Product Description Winchester Super-X rimfire shotshell ammunition is built for close-range pest control and small-varmint applications where a traditional single projectile may not be ideal. This .22 Long Rifle load uses #12 lead shot in a rimfire cartridge to deliver a useful shot pattern for dispatching pests. Packaged 50 rounds per box, Super-X has been trusted by hunters and shooters since 1922 for dependable performance and consistent quality. Product Highlights .22 Long Rifle rimfire shotshell loaded with #12 lead shot for pest control applications Star-crimp design helps contain the shot payload Brass case construction for reliable feeding and extraction 50 rounds per box for a practical balance of value and convenience Note: shotshell cartridges may not function in some semi-automatic or repeating firearms Specs Brand: Winchester Ammunition Product Line: Super-X Caliber: .22 Long Rifle Load Type: Rimfire shotshell Shot Size: #12 Shot Material: Lead Case Material: Brass Primer Type: Rimfire Bullet/Projectile Weight: 25 gr Muzzle Velocity: 1,255 fps Muzzle Energy: 140 ft-lbs Rounds Per Box: 50 Boxes Per Case: 100 (5,000 rounds/case) Country of Manufacture: USA UPC: 020892100312 Manufacturer Part Number: X22LRS 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.