Save your finger tips from having to grasp the pins on each side of the follower. U-LOAD is placed over the top of the magazine, engages the two pins and allows you to easily depress the follower for fast, easy loading. Simple, rugged and effective, just what you have come to expect from the Makers of GTUL.FitsSig Sauer 1911-22GSG 1911-22Sig Sauer Mosquito-22Ruger SR-22M&P-22S&W Victory- 22FeaturesHighly reliableEliminates finger pain and injuryFast and easy loading