Limbsaver stabilizer s-coil 4.5" black FEATURES-The S-Coil Stabilizer independently isolates & dampens vibration at an increased rate-Provides a noticeablysmoother feel, reduced bow jump & a quieter shooting experience Other Features: Continous spiral design isolates & dampens vibration at an increased rate for smoother feel,reduced bow jump ,& quieter shot,weighs 3.58 oz