This muffler will not fit Drozd standard barrel without adapter. It fits only MP-512, MP-61, Izh-60. For Drozd standard barrel we offer muffler with adapter - please check out my catalog.
Custom silencer muffler for MP-512, MP-61, Izh-60 standard barrels. Made in Izhevsk, Russia.
This supressor reduces the sound of the shot significantly. Your MP-512, MP-61, Izh-60 will shoot almost silently.