STOCK CHEEK RISER MODEL: TSA-RISER The TSA-RISER is a molded polymer cheek riser that snaps onto MAGPUL® MOE® & CTR® buttstocks. Available in ¼", ½", or 1" heights (please specify when ordering). This riser is for use on NON AR15/M4 applications as the riser will interfere with charging handle function. Provides support and ensures correct eye alignment Clips on for quick attachment & removal No stock modification required Made in the U.S.A.