ProTaper Round Bar Pads 10.3" Handlebar Accessories - Black Made from proprietary 5mm 2000 series T6 aluminum alloy for superior tensile and yield strength Most affordable balance between fatigue life, impact strength, and impact-absorbing flex High-tech, stress-relieved, shot-peened and anodized finish for unmatched durability Clutch-side knurling provides maximum grip adhesion Chemically applied cut lines and alignment grid are scratch- and peel-resistant