1.Size:Disc Brake Plate Inner Pore size:26mm; Outer diameter:119mm; Installation Pitch:33mm; Thickness:2mm 2.Fit Model:Replacement for 47cc 49cc 2-stroke Pocket Bike Motorcycle Motorbike Dirt bike 3.Premium Material:Precision cut stainless steel braking surface improves pad clearing in muddy conditions.This Disc Brake Plate can accelerate ventilation and heat dissipation,improve braking efficiency and suppress brake noise,provide exceptional stopping power in all riding conditions. 4.Simple Installation:Easy to mount on your disc brake body and fork,practical and convenient to use,no modification required. Size:Disc Brake Plate Inner Pore size:26mm;Outer diameter:119mm;Installation Pitch:33mm; Thickness:2mm Fit Model:Replacement for 47cc 49cc 2-stroke Pocket Bike Motorcycle Motorbike Dirt bike Condition: Brand New. Never Used. Color: silver Product Include: 1x Brake Disc