Shimano UN54 Bottom Bracket - OEM Fwidth_2.4" ANT+®: Yes

ANT+®: Yes

Adjustable swingarm and versatile mounting system

this wrench features an offset P-handle for a secure grip and efficient leverage

Color options: Black

Shimano Tiagra FC-4703 Chainring

Shimano UN54 Bottom Bracket - OEM Fwidth_2.4" ANT+®: YesShimano UN54 Bottom Bracket OEM Advisory* This product is OEM packed and not in original manufacturers packaging. Square Taper Spindle, Hollow Pipe BB Shell, Same Rotary Structure as BB UN73, Thin Body for Clearance for Cable Guide Fixing Bolt or Internal Routed Electric Wires. Square taper BB Replaces models UN53 and UN73 Does not include crank bolts Please note: This item is OEM (Original Equipment Manufacturer) but not in original packaging. This