VP-BC73 Sealed Cartridge Bike Bottom Bracket 73mm X 113mm BB Cassette

• A quality replacement bottom bracket sealed unit to fit a standard BSA bottom bracket size (1.37 24tpi)
• This is suitable as an upgrade replacement from loose BB set ie standard cup and 1/4" ball races
• Quality maintenance free sealed cartridge
• Designed to be used on traditional bike frames with 73mm bottom bracket
• Easy fitting, with no need to adjust bearings
• Boron steel, high strength hardened square taper axle
• 73mm 113mm
• 285grams (approx)
• We also sell the multi splined tool to fit and remove these units, please see our other listing