LimbSaver S-Coil Bow Stabilizer, 4-1/2 Inches Lightweight bow stabilizer with unique continuous spiral design Made from LimbSaver's proprietary NAVCOM material to dampen vibration and unwanted noise Coiled design independently increases the surface area to dampen vibration for smoother feel, reduced bow jump Quick and easy to install; for use in all harsh weather conditions Standard-sized S-Coil measures 4-1/2 inches and weight 4.5 ounces.