Griffin Armament DUAL-LOK Stealth Flash Hider Suppressor Mount 5.56mm 1/2"-28 Thread Stainless Steel Nitride

The Griffin Armament DUAL-LOK Stealth Flash Hider integrates 60 machined mounting position splines, which is doubled by the mount's two locking positions, hence the double entendre DUAL-LOK. How is this achieved? The mounts' two locking positions are machined out of phase of one another by 3 degrees which provides the 120 locking positions and ensures a tightly mounted and locked suppressor. When the suppressor is installed, only one of the two positions will function by allowing the spring to