Feature(may vary by option.)

●Features: Adaptor for mounting brake to Shimano direct mount standards on track competition bikes (pistons). For rear wheel only. The BBs backing allows the brake body to be hidden in the chainring for a clean look
●Compatible Model: The frame is a metal frame
●Technical Details: http://ogurabike.com/products/archives/2
●Installation Method: http://ogurabike.com/supportblog/archives/2

[Rear Basic Set]

[Rear Upper Plate Single Item]

[Rear base plate piece]

Description

In addition, we believe it is quite stable in performance by attaching it around the strongest bB in the frame.