Airtech Studios Advanced R-Hop Arm (Hop Up Arm)

The Airtech Studios Advanced R-Hop Arm for rotary hop up chambers in your airsoft AEG gun.  Flat hop compatible.  For use in a variety of gun styles, see drop-down menu for options in stock. VFC Rotary, G&G Rotary, Krytac Rotary, and Prowin chambers. ------- Thinking of installing a R-hop set-up to your RIF? Instead of modifying your stock ARM by cutting /sanding which may run the risk of an unbalanced force pressing on the R-hop patch - our R-HOP arm is designed to be a drop-in upgrade to mitigate the risk to give a perfect, even forced pressure. Features Save cost on expensive aftermarket hop-up chambers for R-hop usage No need for modifying the stock arm and adding M-nub (our arm provides both) Easy drop-in with no modifications required. Made from tough fiber polymer injected plastic SIMPLE INSTALL - GREAT RESULTS PERFECT TOP-DOWN CENTRE (TDC) FORCE For R-hop to function perfectly, the patch, arm, and barrel is only one part of accuracy, using high-quality ammo, a good comp