Designed specifically for the Smith & Wesson M&P 15-22, this magazine speed loader gets the job done quickly and most importantly PAIN FREE. Large flanges and rounded edges let you rest your fingers on the loader comfortably and turns loading your magazine from a chore into something more fun. Works ONLY with factory Smith & Wesson M&P 15-22 magazines WITH LOAD ASSIST BUTTONS. Listing is for one (1) orange speed loader ONLY. Designed and 3D printed by Whipptec. Print is made with good wall thickness to ensure longevity and durability. As with all FDM printed items there may be small artifacts here and there. This does not affect durability or usage.