Dirty Bird 5/8x24 x 3/4 OD x 5/8 Long Fluted Thread Protector for 7.62x39, 300 BLK, 6.8 SPC, 6.5 Grendel - Stainless Steel

Made in the USACNC Machined Stainless SteelThread Pattern5/8-24Outer Diameter7/8"Length5/8"FinishPolished Stainless SteelWeight.45 ozLifetime Warranty5.8x24 is a typical thread pattern for most 7.62x39, 300BLK, 6.8 SPC and 6.5 Grendel barrels but some barrel manufacturers could be different.