Ivanko Adjustable Dumbbell Handles (SDH-U) - PAIR NOTE: FOR NON-OLYMPIC PLATES., WILL NOT FIT OLYMPIC PLATES WITH 2" HOLE 1-1/16" diameter plate loading bar- knurling area is 27mm Machined from 1018. chrome plate steel, 14 inches long Approx 9 lbs per pair, incl 4 in plate loading length each side