LEVANG LINEAR COMPENSATOR for sale. Fits AR-15/M4, M16 Made by DPMS Panther Arms Reduces Muzzle Jump Without Hurting Your Ears Directs all of the muzzle blast and apparent noise away from your ears for increased shooting comfort. Large, single expansion chamber helps control muzzle flip and felt recoil. New in package. 1/2x28 thread Pitch. $30.00 cash or brick of .22lr. Call 503-705-0098 Portland area.