Shimano 105 R7100/R7120 2x12 12-Speed Groupset Variant:50/34 170mm 11-34T further improving easiness of washing

further improving easiness of washing and offering maximum grip

it offers elasticity and shock absorbing for a high level of comfort

X Series Life Style Series Multi speed connector 11 Speed

that we use it for the first time in a conventional bicycle tire

Shimano 105 R7100/R7120 2x12 12-Speed Groupset Variant:50/34 170mm 11-34T further improving easiness of washingShimano 105 R7100 R7120 2x12 12 Speed Groupset 11 34T 50x34x170mm Includes the following 12 Speed 105 Components: Shimano 105 SM BBR60 ULTEGRA Threaded Bottom Bracket 68 70 mm shell width Shimano 105 CS R7100 12 speed 11 34T Road Cassette Sprocket Shimano SLX CN M7100 12 Speed MTB Chain Shimano 105 FC R7100 HOLLOWTECH II Crankset 2x12 speed Shimano 105 ST R7120 R Hydraulic Disc Brake DUAL CONTROL LEVER 2x12 speed Shimano 105 ST R7120 L Hydraulic Disc