The Kit Includes 2 Stabilizer+single side v bar Kit Function: Reduce Vibration and Noise, Absorb Shocks. Make the Archery to be More Enjoyable, and Reduce the Chance of Pain in the Bow Arm,improve your shooting skills Ultra lightweight core carbon fiber body and matt black aluminum end base for better archery experience. The Dampener System Length is 3.3". Stackable Weights 2oz x2 pcs. Weight Screw Can be Changed So You can DIY Your Personal Weight. Both Stabilizers Can Be Used as Rear Stabilizer. Bow Stabilizer Kit are Designed for Compound Bow . It is Also Fit For any Recurve Bow With Pre-installed 5/16-24 Inner Thread. Item name: bow stabilizer Mateial:carbon fiber + aluminm Color:Black Weight:268.2g/6", 380g/8", 400g/10", 450g/12" Length:6"/8"/10"/12" Item name:single side v bar Material: aluminum alloy Color: black Weight:about 194g Package include: 2 Stabilizer+single side v bar Kit