Standard A2 style flash hider. Threaded 5/8x24 with black oxide finish. Does not include crush washer. Please add crush washer if you need it. Made in the USA!!
Finish - Black OxideMaterial - 4140 Chrome Moly Steel Thread Pattern - 5/8x24 Type - Flash Hider Suppressor Mount - A2 Mount Dimensions - 1.75" L x 0.875" W