Home / Accessory-Silencer Accessories / SIG SAUER MUZZLE BRK CL 5.56MM 25 DEG View cart “Yankee Hill Machine Company SIDEWINDER PISTON 45ACP.578X28” has been added to your cart. Sale! SIG SAUER MUZZLE BRK CL 5.56MM 25 DEG$17999 Original price was: $17999.$16957Current price is: $16957. Out of stock SKU: SL-556-12X28-25DEG-M Category: Accessory-Silencer Accessories Product ID: 25937 Description Description Mzzle Bke Assem SLX/SLH Series25 Degree Taper Related products Sale! Yankee Hill Machine Company NIELSEN PISTON 9MM M13.5X1LH $7495 Original price was: $7495.$7135Current price is: $7135. Sale! SilencerCo CHARLIE DIRECT THRD MT 5/8X24 $9900 Original price was: $9900.$9001Current price is: $9001. Gemtech THREAD PROTECTOR 1/2-28 RF $1800 Sale! Dead Air Armament XENO QD NOMAD MOUNT $13900 Original price was: $13900.$11895Current price is: $11895.