Bolt-on even more rifle-like accuracy with a Ravin Premium Arrow Rest. Lightweight anodized aluminum construction delivers durability and enhanced consistency to every shot. The stainless-steel ball-bearing rest design minimizes contact points and reduces friction. Includes mounting screws for easy assembly. – ANODIZED CNC ALUMINUM DESIGN – USE #10 ALLEN WRENCH TO INSTALL – MOUNTING SCREWS INCLUDED – NOT COMPATIBLE WITH R500 MODELS – WEIGHT: 0.4 OZ