This ArchangelA(R) magazine loader is designed to quickly load RugerA(R) 10/22A(R) magazines while preventing finger fatigue. Constructed of a high impact black polymer with steel hardware, the spring loaded design depresses the magazine follower to easily load .22 LR cartridges. The loader works with Archangel AA922 series 10/22A(R) magazines, ProMagA(R) (25) Rd and (32) Rd 10/22A(R) magazines, and most other brands of 10/22A(R) magazines. The magazine loader is not intended for use with 10/22A(R) drum or rotary magazines. Lifetime Warranty. Made in USA. Magazine loader for the RugerA(R) 10/22A(R) .22 LR magazines Quickly loads magazines to prevent finger fatigue Mfg: Pro Mag