T47 Outboard Threaded Bottom Bracket for 30 mm Crank Spindles
Thumbnail 1
T47 Outboard Threaded Bottom Bracket for 30 mm Crank Spindles
Tech Specs

Specifications are maintained on Pack4Back GearDB (community edits and revision history). Values may differ from the manufacturer or your unit—verify before buying.

Best UseCycling
Bottom Bracket InstallationThreads into Frame
Bottom Bracket StandardT47
Spindle InterfaceNo Spindle
Fits Shell Width68-100 millimeters
Spindle Diameter30 millimeters
Weight155 grams
Bearing MaterialStainless Steel
Material(s)Aluminum cups/Enduro Angular Contact bearings
Description

Designed for use with 30 mm crank spindles, the Wheels Manufacturing T47 Outboard Threaded bottom bracket is a great upgrade if you're looking for long-lasting, smooth operation.

Features
  • Compatible with T47 bottom bracket/frame interface and 30 mm crank spindles
  • Fits frames with 68 to 100 mm bottom bracket shell widths; 47 x 1.0 mm threaded bottom bracket internal diameter
  • Machined aluminum cups with replaceable bearings offer increased durability and bearing life
  • Enduro Angular Contact sealed, grade 5 chromium-steel ball bearings provide long-lasting, smooth operating and are suitable for carrying combined axial and radial loads
  • 52100 high-carbon chromium alloy races are extremely tough and durable for a long life
  • Also includes two 0.5 mm crank spindle spacers, two 1.0 mm crank spindle spacers and two Enduro silicon dust seals
  • T47 bottom bracket cups are similar to standard BSA threaded cups in that the drive side cup is left-hand threaded and the non-drive side cup is right-hand threaded
  • Use a quality grease when installing in steel or aluminum bottom bracket shells, and a compatible anti-seize compound in titanium shells (grease and anti-seize not included)