Shimano Ultegra Road BSA Bottom Bracket 68mm SM-BBR60

The Shimano Ultegra SM-BBR60 bottom bracket threads into a 68 mm BSA shell and is designed for riders fitting a Hollowtech II road crankset with a 24 mm spindle.

• Fits a 68 mm BSA shell, the most common threaded type
• Weighs just 77 g, lightweight for a road bike
• Steel bearings in strong, lightweight aluminium cups
• Suitable for the 24 mm Hollowtech II spindle, compatible with many Ultegra, 105 and GRX cranksets
• Check your crankset model in the compatibility list before ordering

Technical specifications

• Model: SM-BBR60 (BSA 68 mm, code I-SMBBR60B)
• Material: Aluminium bearing cups; steel bearings
• Weight: 77 g
• Shell width: 68 mm (BSA)
• Spindle: 24 mm (Hollowtech II)
• Compatibility: Ultegra FC-R8100, FC-R8100-P, FC-R8000, FC-6800; 105 FC-R7100, FC-R7000, FC-5800; Metrea FC-U5000; GRX FC-RX820, FC-RX810; FC-CX70
• Package contents: 1 right cup with bearings; 1 left cup with bearings; 1 centre tube
• Colour: Black

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.