Gran Compe 450 Centre pull brakeSpecificationãûA6066 forged aluminium bodyãûBuffed and Silver anodisedãûBrake shoes:GC450-PAD (Cartridge type pad)ãûNew1245 pulley guide cable bridgeãûNew1273-100 Straddle CableãûArm size:40-52mmãûWeight:180g/wheel