Home / Accessory-Silencer Accessories / Yankee Hill Machine Company SIDEWINDER PISTON 40SW 9/16X24 View cart “SIG SAUER MUZZLE BRK CL 7.62MM 25 DEG” has been added to your cart. Sale! Yankee Hill Machine Company SIDEWINDER PISTON 40SW 9/16X24$7895 Original price was: $7895.$7188Current price is: $7188. Out of stock SKU: YHM-3235-24 Category: Accessory-Silencer Accessories Product ID: 24701 Description Description 40 S&W Piston For Sidewinder Related products Sale! Yankee Hill Machine Company SIDEWINDER PISTON 45ACP 16X1LH $7895 Original price was: $7895.$7188Current price is: $7188. Sale! Gemtech ADAPTER GM-45/BLACKSIDE 1/2-28 $8500 Original price was: $8500.$8444Current price is: $8444. Sale! Rugged Suppressors M2 BRAKE 5/8X24 $10000 Original price was: $10000.$8715Current price is: $8715. Sale! SIG SAUER MUZZLE BRK CL 7.62MM 25 DEG $17999 Original price was: $17999.$16957Current price is: $16957.