Maglula ltd. Aligner Insert, 22LR-45, Gray UP65G Assista loading single-stack magazines by eliminating wiggling of the mag inside the loader. The 1911AIis useful with mags of width less than 14.5mm (0.57-Inch). Assists loading single-stack mags, like .45 cal 1911 mags, .40 cal 1911-wide mags, 9 mm cal single-stack mags,.22LR cal converted 1911-wide mags An aligning insert add-on for the UpLUL and 22UpLULA loaders Durable reinforced polymer Insert for the Up LULA and 22UpLULA loaders Assists loading single-stack mags like: 45 Cal 1911, 40 call 1911-wide, 9mm Cal single-stack and 22LR Cal converted 1911-wide Eliminates mag wiggling in the loader Speeds up loading Highly reliable