Black Rain Ordnance
Syrac / Black Rain adjustable low profile AR15 .936" gas block - generation 2.
Roll pin is included. Black Rain doesn't supply one but we include one for you.
This is the generation 2 adjustable AR Roll pin is included. Black Rain doesn't supply one but we include one for you.15 gas block from Syrac. Black Rain has the exclusive on this one. The generation 2 does not require the 'button' be pressed while adjusting. With this one you simply insert the supplied long hex wrench from the front and turn to the next 'click' in either direction. It doesn't leak as some of the generation 1's were prone to. This is the gas block that all Black Rain rifles have starting in 2014.