Home / Accessory-Silencer Accessories / Yankee Hill Machine Company UNIV RIFLE ADAPTER M13.5X1 LH# You cannot add "Rugged Suppressors R3 FLASH HIDER 9/16X24" to the cart because the product is out of stock. Sale! Yankee Hill Machine Company UNIV RIFLE ADAPTER M13.5X1 LH#$6850 $6614 Out of stock SKU: YHM-2145-M Category: Accessory-Silencer Accessories Product ID: 30423 Description Description Fits any 1-3/8-24 Rear ThreadM13.5X1 LH TPIFits Most Suppressor Brands Related products Sale! Dead Air Armament SANDMAN 5.56 FRONT CAP $6900 $6042 SilencerCo DELTA 1/2X28 THREAD SPACER $1900 Sale! Yankee Hill Machine Company SIDEWINDER PISTON 45ACP 16X1LH $7495 $7135 Sale! Rugged Suppressors TITANIUM FRONT CAP 7.62 $10000 $8715