NEW Shimano BB-UN300 Bottom Bracket - English 73 x 123mm Spindle Square Taper JIS type_road-bikes 55cm 5'8" - 6'

55cm 5'8" - 6'

Hardened steel core and Shafts with Stainless Steel drivers and CNC Machined body makes this tool incredibly strong

one left and one right

Six-point hook and loop attachment can be placed in a multitude of locations

NEW Shimano BB-UN300 Bottom Bracket - English 73 x 123mm Spindle Square Taper JIS type_road-bikes 55cm 5'8" - 6'Shimano BB UN300 Square Spindle Bottom Brackets. Fits JIS square taper cranksets Crankarm fixing bolts sold separately Hollow spindle BB Shell Width (mm): 73 BB Frame Interface: English Bottom Bracket Shell I. D.: 1. 37 Defined Color: Black Spindle Interface Type: Square Taper JIS Spindle Length: 123