Shimano 105 FD-R7100-BS Front Derailleur - 12-Speed Double 31.8/28.6mm Band Clamp Down-Swing Down-Pull 52t Max MFPN=940-00-116-01 Straight-pull hubs/spokes built with a the newly developed grip H961884-01 Length:50Mm MFPN=101-2502-11-101

Shimano 105 FD R7100 BS Front Derailleur 12 Speed Double 31.8 28.6mm Band Clamp Down Swing Down Pull 52t Max MFPN=940 00 116 01 Straight pull hubs spokes built with a the newly developed grip H961884 01 Length:50Mm MFPN=101 2502 11 101 Straight pull hubs spokes built with a 3 cross pattern Rear Axle 12mm Thru x 148mm Rim Width (Internal) 30 Cassette Body Type Shimano HG Valve Presta Color Black Wheel Size 29" Defined Color Black ISO Diameter 622 Road 29" Tire Type Tubeless Ready Clincher Hub Brake Compatibility 6 Bolt Disc 200 lumen output 60 hour max runtime Waterproof USB C 2A fast charging (cable not included) CNC machined aluminum construction with cooling fins GoPro adapter based helmet mount Composite Matrix mount construction Velcro strap fits nearly all helmet styles Infinite Light Power Pack Compatible 3800 mAh battery capacity 207g