Home / Accessory-Silencer Accessories / Yankee Hill Machine Company UNIV RIFLE ADAPTER 5/8X24 # You cannot add "Rugged Suppressors OBSIDIAN PISTON 9/16x24" 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 SilencerCo O-RING BOOSTER PACK $900 Sale! Gemtech ADAPTER GM-45/BLACKSIDE 1/2-28 $8500 $8444 Sale! Yankee Hill Machine Company SIDEWINDER PISTON 45ACP.578X28 $7495 $7135 Sale! Yankee Hill Machine Company SIDEWINDER PISTON 40SW 9/16X24 $7495 $7135