SHIMANO Deore RT64 Disc Brake Rotor - External Centerlock Size:- 180mm Smooth gear transitions increase road

Smooth gear transitions increase road riding enjoyment

This replacement left crank arm is made of forged aluminum and features standard offset

156 g lighter than PD-MX80

Whether it's race day or you're on the party lap train

sta-tru has certainly come a long way

SHIMANO Deore RT64 Disc Brake Rotor - External Centerlock Size:- 180mm Smooth gear transitions increase roadThe Shimano GRX SM RT64 disc rotor delivers powerful and consistent braking performance in all riding conditions. The Center Lock mounting system makes installing and removing rotors quick and easy, thanks to the spine mount and lock ring design. Compatible with both resin or metal pads Includes external type rotor lockring Photo for color and material reference only