Fits: Ruger 10/22, Ruger 77/22 and AMT Lightning. Feeds all types of 22LR ammo. 25 Round capacity. Easy loading, constant force sprint dependable - Our separately molded flat feeder lip ensures consistent and reliable feeding. Durable - Self-lubricating, tough polymers handle the stress and provide thousands of rounds of shooting pleasure. Easy To Use - Constant force spring offers uniform and easy loading. NOTE: NOT INTENDED FOR SALE, USE OR POSSESSION IN THE STATES OF CALIFORNIA, MASSACHUSETTS, DELAWARE AND NEW YORK, OR ANY STATE WHERE STATE LAW PROHIBITS USE OF HIGH CAPACITY MAGS.