• MODEL NO: FD-R7150
• SERIES SHIMANO: 105 R7100 Di2 Series
• Chain line (mm): 44.5
• Chain stay angle (deg.): 61 - 66
• Compatible chain: HG 12-speed
• Link bushings  2
• Mount: Brazed-On
• Top gear teeth: 50-52T
• Total capacity: 16T
• Front speeds: 2
• Rear speeds: 12
• SD300 port (pcs): 1