Home / Accessory-Silencer Accessories / Yankee Hill Machine Company HUB DIRECT THREAD MNT M13.5X1 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 Sale! Rugged Suppressors R3L FLASH HIDER 5/8X24 $10000 Original price was: $10000.$8715Current price is: $8715. Gemtech GM9 THREAD REAR MOUNT M18X1RH $9100 Sale! Dead Air Armament XENO MOUNT FLASH HIDER 1/2X28 $8900 Original price was: $8900.$8472Current price is: $8472. Sale! Yankee Hill Machine Company SIDEWINDER PISTON 45ACP 16X1LH $7895 Original price was: $7895.$7188Current price is: $7188.