How to load a Ruger mag in as little a 3 seconds....The nearly famous "Ultimate Clip Loader" Easily load your favorite pistol magazine in seconds and saving your thumbs and fingers from abuse. Ultimate Clip Loader holds 50 rounds of .22 ammo and speed loads .22 auto pistol magazines such as Ruger Mark II, III, .22/45, Colt Woodsman Mag., Old Military High Standard, Newer High Standard, and Browning Buckmark Pistols in just seconds. Simply pour lose rounds into the Ultimate Clip Loader, shake loader to align cartridges, press the empty magazine into loader pump the magazine in and out slightly and extract. Made in the USA from virtually indestructible polycarbonate. A shooters favorite discover the secret for yourself! Does not work with the Ruger SR22.