Shimano Tiagra BR-4700 Dual-Pivot Rear Rim Brake Caliper Black RGroup_B101D2E7C153E9CFE1675D86BA2BED8251335FEA Featuring a deep-groove design with

Featuring a deep-groove design with 52100 High-Carbon Chromium alloy races and grade 5 Silicon-Nitride Ceramic balls

This jersey is built to handle trail challenges with style and reliability

It attaches effortlessly to your bike using the Ringfix Aero system

They feature Castelli's Thermoflex lining with a fleece-like inner that traps warm air against your skin

Shimano Tiagra BR-4700 Dual-Pivot Rear Rim Brake Caliper Black RGroup_B101D2E7C153E9CFE1675D86BA2BED8251335FEA Featuring a deep-groove design withThe Shimano Tiagra BR 4700 Dual Pivot Rear Rim Brake Caliper delivers confident, all around control with Shimanos smooth dual pivot design and linear brake operation for noticeably improved braking power modulation. With a thrust bearing pivot to cut friction, plus toe in adjustable brake shoes, you can fine tune bite for steadier performanceespecially on alloy rims where wet weather braking stays more reliable. Its also compatible with 28C tyres,