White Industries

T47 BB Cups 30mm External Stainless Steel Bearings

The T47 bottom bracket standard, co-developed by White Industries in 2016, combines the reliability of a threaded design with modern bottom bracket technology. The "T" stands for "threaded", while "47" refers to the 47mm outer thread diameter.

Key Features:

• External bearing design for use with 68mm and 73mm bottom bracket shells
• Precision-machined in the U.S. from locally sourced 6061-T6 aluminum
• Enduro stainless steel angular contact bearings for durability and smooth rotation
• Available with multiple bearing sizes to accommodate different cranksets
• Not compatible with BSA threaded bottom bracket shells

Ideal for riders seeking durability, reliability, and smooth performance, the White Industries External T47 Bottom Bracket ensures seamless power transfer and longevity.