Shimano Dura-Ace / Ultegra Di2 SM-BMR1-I Long Battery Mount For Internal Routing BB Type_BSA Chainring Size: 34/24T Recommended inner rim width BOSRRPWW48 / U11 B1 Capacity_1 L Size:700 x 40c
Yard notes & kiln story
Description
Chainring Size: 34/24T
Pin position with better clearance toward chaincase
003 (170mm) / 00
Snow-tire derived siping keeps the knob flexible at the surface
CNC backplate
Shimano Dura Ace Ultegra Di2 SM BMR1 I Long Battery Mount For Internal Routing BB Type_BSA Chainring Size: 34 24T Recommended inner rim width BOSRRPWW48 U11 B1 Capacity_1 L Size:700 x 40c Chainring Size: 34 24T Pin position with better clearance toward chaincase