Home / Accessory-Silencer Accessories / Yankee Hill Machine Company QD MOUNT THEAD PROTECTOR View cart “Gemtech PISTON GM-45 LID USP” has been added to your cart. Yankee Hill Machine Company QD MOUNT THEAD PROTECTOR$1995 In stock Yankee Hill Machine Company QD MOUNT THEAD PROTECTOR quantity Add to cart SKU: YHM-3114 Category: Accessory-Silencer Accessories Product ID: 32647 Description Description Related products Sale! SilencerCo 3-LUG MUZZLE DEVICE 9MM 1/2X36 $8900 Original price was: $8900.$8211Current price is: $8211. Sale! Dead Air Armament HUB DIRECT THRD MNT 5/8X24SIG $8900 Original price was: $8900.$8351Current price is: $8351. Sale! Dead Air Armament XENO MOUNT MUZZLE BRAKE 5/8X24 $8900 Original price was: $8900.$8472Current price is: $8472. Sale! SIG SAUER MUZZLE BRK CL 7.62MM 25 DEG $17999 Original price was: $17999.$16957Current price is: $16957.