Home / Accessory-Silencer Accessories / Yankee Hill Machine Company SIDEWINDER PISTON 45ACP 16X1LH View cart “Gemtech ADAPTER S&W M&P22C/22LR” has been added to your cart. Sale! Yankee Hill Machine Company SIDEWINDER PISTON 45ACP 16X1LH$7495 Original price was: $7495.$7135Current price is: $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! Dead Air Armament XENO MOUNT FLASH HIDER 5/8X24 $8900 Original price was: $8900.$8472Current price is: $8472. Sale! Rugged Suppressors OBSIDIAN45 3 LUG ADAPT 9/16X24 $8500 Original price was: $8500.$7561Current price is: $7561. Sale! Rugged Suppressors R3 FLASH HIDER 3/4X24 $10000 Original price was: $10000.$8715Current price is: $8715. Sale! Dead Air Armament SANDMAN 5.56 FRONT CAP $6900 Original price was: $6900.$6042Current price is: $6042.