Weight: 101 g.
Sizes 140 or 160mm
The innovative Shimano SM-RT99 Center-Lock Brake Rotor feature an aluminum core clad with stainless steel braking surfaces. The innovative design sheds weight, dissipates heat and dramatically improves overall performance. The new cooling fins reduce heat by an additional 40 degrees over the RT98. Available in 140 or 160mm. Centerlock only.