Home / Accessory-Silencer Accessories / Yankee Hill Machine Company SIDEWINDER PISTON 45ACP 16X1LH View cart “Dead Air Armament SANDMAN 5.56 FRONT CAP” 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 MUZZLE BRAKE 5/8X24 $8900 Original price was: $8900.$8472Current price is: $8472. Sale! SilencerCo BRAVO ANCHOR BRAKE 458CAL BLK $9400 Original price was: $9400.$8606Current price is: $8606. Sale! Dead Air Armament GHOST FIXED MOUNT M13.5X1LH $8900 Original price was: $8900.$7865Current price is: $7865. Sale! Dead Air Armament XENO QD NOMAD MOUNT $13900 Original price was: $13900.$11895Current price is: $11895.