These areAK74 5.45x39 Chrome Lined muzzle brakes. Thread pitch is 24mm RH, standard for AK74/AK100 rifles. Condition is great, expect a little storage wear. Styles may very but all will be Russian 74 brakes.
24mm Threaded Front Sight Blocks, 5.45x39 and .223 / 5.56x45
Ships within 2 business days of order placement via usps.