An external-cup T47 threaded bottom bracket for e*thirteen's 30mm-spindle cranks, built with custom bearings for a quiet, long-lasting bottom end.

Highlights

  • External-cup T47 threading
  • Fits 68mm/73mm threaded T47 shells
  • For e*thirteen 30mm-spindle cranks (Race and Plus models)
  • Custom bearings with high-performance seals

Which T47 standard

This is the T47 External Cup standard. It is not compatible with the T47 Internal standard — check which your frame uses before ordering.

Compatibility & fit

Fits 68mm/73mm T47 (external cup) threaded shells, for e*thirteen cranksets using the 30mm spindle (Race/Plus). The Tune workshop can fit this bottom bracket as part of a drivetrain service.

e*thirteen covers this bottom bracket with a 10-year warranty against manufacturing and material defects, plus a separate 1-year no-questions warranty on the bearings (crash or impact damage qualifies for a discounted replacement), per ethirteen.com. This is in addition to your rights under the Australian Consumer Law, so keep your proof of purchase. For warranty support, return the product to Tune Cycles and we'll manage the claim with e*thirteen's Australian distributor.
  • External-cup T47 threading, 68/73mm shells
  • For e*thirteen 30mm-spindle cranks
  • Custom bearings with high-performance seals
  • Not compatible with T47 Internal
Thread standardT47 External Cup
Spindle30mm
Shell fit68mm / 73mm
Brand part numberBB2UNA-100
SKU DTW-ETG-BBBB2UNA-100
Barcode # 4710751507906
Brand e*Thirteen
Shipping Weight 0.3000kg