Home / Accessory-Silencer Accessories / Yankee Hill Machine Company SIDEWINDER PISTON 45ACP 16X1LH View cart “SilencerCo BRAVO ANCHOR BRAKE 458CAL BLK” has been added to your cart. Sale! Yankee Hill Machine Company SIDEWINDER PISTON 45ACP 16X1LH$7495 $7135 Only 1 left in stock Yankee Hill Machine Company SIDEWINDER PISTON 45ACP 16X1LH quantity Add to cart SKU: YHM-3225-ML Category: Accessory-Silencer Accessories Product ID: 24698 Description Description 45 ACP Piston For Sidewinder Related products Sale! SIG SAUER MUZZLE BRK CL 7.62MM 90 DEG $17999 $16957 Sale! Yankee Hill Machine Company NIELSEN PISTON 9MM M13.5X1LH $7495 $7135 SilencerCo O-RING BOOSTER PACK $900 Sale! Dead Air Armament SANDMAN 5.56 FRONT CAP $6900 $6042