F SIDEWINDER PISTON 40SW 9/16X24 MAP YHM-3235-24 show more like this 14.99 Defense Depot F SIDEWINDER PISTON 40SW 9/16X24 MAP YHM-3235-24 show more like this Calculated in cart GunZoneDeals F Yankee Hill Machine Company Sidewinder Piston 40Sw 9/16X24 YHM-3235-24 816701019070 $57.65 YHM-3235-24 show more like this Firearms $18.45, Free over $500 Shooting Surplus F SIDEWINDER PISTON 40SW 9/16X24 MAP YHM-3235-24 show more like this Free shipping over $400 (Excludes Ammo) Gman Sport F Yankee Hill Machine Company Sidewinder Piston Adapter Silver .40 SW $58.39 YHM-3235-24 show more like this 3.71 GrabAGun.com F SIDEWINDER PISTON 40SW 9/16X24 MAP YHM-3235-24 show more like this 7.95 TheGunDock.com F SIDEWINDER PISTON 40SW 9/16X24 $63.75 YHM-3235-24 show more like this 19.99 The Armory at LTT F SIDEWINDER PISTON 40SW 9/16X24 $66.15 YHM-3235-24 show more like this Free on Guns, $9.99 Accessories, $14.99 Ammo Tombstone Tactical