Faceless Sniper 70° R-Hop for Silverback and Other Barrels
-injection molded
-silicone made to provide required backspin for the heavy
-made for Silverback stock barrels, also fits Lambda and a few other barrels like stock TM
-no cuts/sanding/glue required
-thickness is the same as the barrel walls
-does what any other well made R-hop has to