Shimano Ultegra R8100 12-Speed Rear Single-Bolt Mount Brake Calliper

The Shimano Ultegra BR-R8100 rear brake calliper is designed for road bike riders with rim brakes who want precise braking. The Dual Pivot design and adjustable brake pads simplify setup.

• Precise rim braking thanks to the Dual Pivot design
• Tyres up to 28C: clearance for more comfortable tyres
• R55C4 brake pads with adjustable angle for proper alignment with the rim
• Lightweight, approximately 180 g for the rear wheel
• Check that you have Short Pull Super SLR levers and a rim from 20.8 to 28 mm wide

Technical specifications

• Position: Rear
• Design: Dual Pivot
• Weight: Approximately 180 g (rear wheel)
• Reach: 51 mm
• Rim width: From 20.8 to 28 mm
• Maximum tyre size: 28C
• Brake pads: Cartridge with adjustable angle (R55C4)
• Compatible levers: Short Pull Super SLR
• Manufacturer code: IBRR8100AR82A
• Box contents: 1 Shimano Ultegra BR-R8100 Dual Pivot brake calliper

Founded in 1921 in Sakai, Japan, by Shozaburo Shimano, Shimano is still based in the same city today. For cyclists, it makes drivetrains, brakes, wheels, pedals and cycling shoes. Its history in bicycle components began with the production of freewheels in 1922.