Home / Accessory-Silencer Accessories / Rugged Suppressors OBSIDIAN9 3 LUG ADAPT 13.5x1L View cart “Yankee Hill Machine Company SIDEWINDER PISTON 45ACP.578X28” has been added to your cart. Sale! Rugged Suppressors OBSIDIAN9 3 LUG ADAPT 13.5x1L$8500 $7561 Only 1 left in stock Rugged Suppressors OBSIDIAN9 3 LUG ADAPT 13.5x1L quantity Add to cart SKU: OA004 Category: Accessory-Silencer Accessories Product ID: 30576 Description Description M13.5X1 LH Related products SilencerCo DELTA 1/2X28 THREAD SPACER $1900 Sale! Dead Air Armament WOLVERINE INSERT 15MM RH HK $8900 $7865 Gemtech GM9 THREAD REAR MOUNT M18X1RH $9100 Gemtech ADAPTER S&W M&P22C/22LR $6200