The Shimano Ultegra BR-RS811-R rearcaliper brake featured here at Escapa offers a clean braking feel while balancing stiffness, weight, and braking power. With increased clearance for 28 mm tires, the slim design remains appealing. 

Features:

Exceptional balance between stiffness, weight, and braking power

Sleek, integrated, low-profile caliper design

Maximum tire size: 28C

R55C4 brake pad

Rim width (mm): 20.8–28