Flying Horse 2-Stroke Motorized Bicycle Engine Clutch Wire Clip &ndash; Gas Bike Clutch Wire Retainer Clamp The Clutch Wire Clip helps keep the proper tension on the clutch cable for your 2-stroke 48cc or 66/80cc motorized bike engine Installation is a breeze: once the clutch cable and its springs are installed, slide the clutch wire clip over the excess cable to the desired tension, fasten the locking screw on to the clutch cable, and you're ready to ride