Note: The color of the item may vary slightly due to photography and your own computer Specifications: Replace a poorly functioning rear shock on your mountain bike with new Shock Absorber . Please make sure that the spring nut has been against the spring before riding. Length: 150mm (6inch) eye to eye lb/in: 750(Recommend body weight:50-60kg) Weight: 407g Package include: 1 x 750lbs rear shock