Product Description Compatible with HUB 1.375x24 threaded suppressors. Titanium construction, threaded 5/8x24.Fits KGM R6, R65, R65K, R30, R30K and any other HUB compatible suppressor. Kgm Suppressors A-DTA-T-2 Direct Thread Adapter Fits 5/8"x24 Titanium Nitride Black at United States Association of Gun Owners $115.00 Buy Now Check Price on Amazon Check Price on eBay