Features:Accurate to within .05 kg/mmMade of the finest chrome silicon wireShot-peened, heat-treated and preset (no sacking)Outstanding stiffness-to-mass ratioSpecs:Shipping weight: 4.56 lbsShipping size (L x W x H): 13.00 x 4.50 x 4.50 inchesStyle: ShockType: SpringMade in USSold as: EA