Home / Accessory-Silencer Accessories / Yankee Hill Machine Company UNIV RIFLE ADAPTER 5/8X24 # You cannot add "Gemtech PISTON GM9/MM9/TUNDRA 1/2-28" to the cart because the product is out of stock. Sale! Yankee Hill Machine Company UNIV RIFLE ADAPTER 5/8X24 #$6850 $6614 Out of stock SKU: YHM-2145-24 Category: Accessory-Silencer Accessories Product ID: 32887 Description Description Fits any 1-3/8-24 Rear Thread5/8-24 TPIFits Most Suppressor Brands Related products Sale! Gemtech ADAPTER GM-45/BLACKSIDE 1/2-28 $8500 $8444 Gemtech GM9 THREAD REAR MOUNT M18X1RH $9100 Sale! Rugged Suppressors OBSIDIAN PISTON 9/16×24 $8000 $7196 Sale! Yankee Hill Machine Company SIDEWINDER PISTON 40SW 9/16X24 $7495 $7135