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Threaded Bottom Brackets


Our BSA threaded bottom brackets adapt e*thirteen cranks to standard BSA threaded BB shells. BBs feature custom bearings designed for our application from the ground up, with high performance seals and custom grease specification for top-notch durability and smooth spinning.

Available for cranks with either 30mm or 24mm spindle diameters. All BBs include our 1 year, no questions asked guarantee.

What's in the box: Bottom bracket, spacers

BSA threaded

All the advantages of a 30mm aluminum spindle in a threaded BB. Our BSA threaded BBs come in three different widths and feature a center tube for extra sealing. Large custom sealed 6806 bearings are replaceable and serviceable.

Material EXA+ Aluminum
Compatibility XCX, TRS, LG1
Bearings Custom 6806 radial bearings
Spindle Width Options 68/73mm, 83mm, 100mm
Color Black
Weight 94g

Tech Info

Guaranteed to be free from defects in materials or workmanship for 5 years after original purchase
bearing warranty
All bearings guaranteed for one year, no questions asked

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