Manticore nightbrake 26x1.5l compensator fits yugo krinkov FEATURES:-1/2x28 threads-Designed specifically for the 26x1.5 left hand thread on the muzzle of the Yugoslavian M92 & M85 Krinkov rifles & PAP series of pistols-18 ports distributed around the upper 270Adeg of the device help stabilize & reduce exiting gas pressure-Will clear any projectile up to .311" in diameter-Machined from 8620 steel-Black Other Features: 26x1.5lmm thread found on most yugo m92 and m85 krinkov rifles and pap series pistols, projectile up to.30 cal, 2.125" inches long made in usa