Home / Accessory-Silencer Accessories / Yankee Hill Machine Company HUB DIRECT THREAD MNT M13.5X1 View cart “Dead Air Armament BOOSTER ASSEMBLY GHOST/WOLFMAN” has been added to your cart. Sale! Yankee Hill Machine Company HUB DIRECT THREAD MNT M13.5X1$8295 Original price was: $8295.$7537Current price is: $7537. In stock Yankee Hill Machine Company HUB DIRECT THREAD MNT M13.5X1 quantity Add to cart SKU: YHM-2189-M Category: Accessory-Silencer Accessories Product ID: 68864 Description Description 13.5 X 1 TPIFits Most Suppressor Brands Related products SilencerCo O-RING BOOSTER PACK $900 Sale! SilencerCo 3-LUG MUZZLE DEVICE 9MM 1/2X36 $8900 Original price was: $8900.$8211Current price is: $8211. Sale! Dead Air Armament GHOST FIXED MOUNT M13.5X1LH $8900 Original price was: $8900.$7865Current price is: $7865. Gemtech GM9 THREAD REAR MOUNT M18X1RH $9100