Home / Accessory-Silencer Accessories / Yankee Hill Machine Company UNIV RIFLE ADAPTER M13.5X1 LH# View cart “Dead Air Armament HUB DIRECT THRD MNT M18X1.5 AI” has been added to your cart. 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! Yankee Hill Machine Company NIELSEN PISTON 9MM M13.5X1LH $7495 $7135 Sale! SIG SAUER MUZZLE BRK CL 7.62MM 90 DEG $17999 $16957 Sale! SilencerCo BRAVO ANCHOR BRAKE 458CAL BLK $9400 $8606 Gemtech ADAPTER S&W M&P22C/22LR $6200