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$7895 $7500 Only 2 left 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 DELTA 1/2X28 THREAD SPACER $1900 Sale! Dead Air Armament KEYMO FLASH HIDER M14X1LH $8900 $8472 Sale! Rugged Suppressors TITANIUM FRONT CAP 7.62 $10000 $8715 Gemtech THREAD PROTECTOR 1/2-28 RF $1800