Shimano UN55 English SQUARE-JIS 73x113mm Bottom Bracket Compatio_Enriched quieter and requires less maintenance

Description

quieter and requires less maintenance thanks to SIL-TEC surface treatmen

Directional tread pattern with smooth center tread

Special MTB gear teeth profile improves chain engagement and retention

Recommended for use with 10 or 11sp chain (10sp chain works on 9sp drivetrain)

Compatible with Avid Elixir R

Shimano UN55 English SQUARE-JIS 73x113mm Bottom Bracket Compatio_Enriched quieter and requires less maintenance25% more durable than UN54 with alloy left hand cup Traditional square JIS 2 degree taper crank arm interface Offered in either English (BC1. 37 x 24tpi RH LH) or Italian (M36 x 24tpi RH RH) threads

Exchange/Return Notes

We offer a 30-day return/exchange service after receiving.
Final sale items are not eligible for returns or exchanges.
To process your return/exchange, please contact us at [email protected]
Please click here for more details>>> Return & Exchange Policy

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