Limbsaver True Track Stabilizer Mossy Oak Break Up 8 in. Reduces vibration;Orbital Weight Compression Technology;Aluminum housing filled with proprietary LimbSaver NAVCOM (Noise and Vibration Control Material);Stabilizer is complemented by a vibration-dampening orbital weighted node;Bow stabilizer designed to knock out noise and hand shock;Quick and easy to install; for use in all harsh weather conditions.