Shimano TIAGRA BR-4700 Dual-Pivot Brake CaliperShimano Tiagra Brake ARCH BR 4700(1 Pair) Good value Tiagra caliper brake Super SLR dual pivot design keeps operating friction to a minimum, improving braking performance Enhanced brake arch proportions give a quicker linear response and increased power 49mm drop Lightweight aluminium caliper design with tough anodised finish Toe in adjustable brake shoes for perfect pad alignment Durable quick release for fast and easy wheel removal

Part Type: Cassette

1pcs Left Sram s1000 Crank Arm

Remarks                  : * w/o Bracket spec available

Group: Dura Ace

you can try to RD-TZ31

The Shimano SORA R3000 front derailleur provides lighter 2x9 speed shifting thanks to its long arm design

To ensure an efficient power transmission

XT trekking SPDs are designed for recreational riders who commute and tour

Shimano Sora BR-R3000 Road Bike Bicycle Super SLR Dual Pivot Brake Calipers

Triple bearing for smooth running

Model: CS-HG31-8Teeth: 32/34TSpeed: 8 SpeedWeight: approx 310gHyperglide sprockets have a computer designed tooth configuration with contoured shift gates

Brand: ShimanoSeries: DEORE XT M8100Speed: 12 speedModel: SL-M8100-R/RD-M8100-SGS/CS-M8100-51T/CN-M8100/Package Including: