Shimano - Bottom Brackets

SM-BBR60 BSA
Application: Road bike, gravel bike
Group: Ultegra, 105, GRX
Model: SM-BBR60
BB type: HOLLOWTECH II
Thread: BSA
Shell width: 68 mm
Shell diameter: BSA (BC 1.37)
Mounting: Screw-on
Compatibility: Ultegra FC-R8000 / FC-6800, 105 FC-R7000 / FC-5800, Metrea FC-U5000, GRX FC-RX810, FC-CX70, Middleburn RO2
Material: Aluminum
Weight: 77g

BB-MT501 BSA

SHIMANO - Bottom bracket - threaded - HOLLOWTECH II - 68/73 mm housing width

The SHIMANO DEORE bottom bracket delivers high drivetrain efficiency thanks to improved sealing and rotation.

Bearing shell material: Aluminum
Bearing material: Steel
Bottom bracket type: BSA
Bottom bracket shell width: 68 - 73 mm
Bottom bracket shell Ø: -
Crank shaft diameter: 24 mm
Crank compatibility: Shimano Hollowtech II
Tool holder: BSA bottom bracket wrench with 16 cams
Color: black
Weight: 90g

Manufacturer Information
Shimano Europe B.V.
High Tech Campus 92
5656 AG, Eindhoven
The Netherlands
+31 402612222