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Bullseye Raceworks Euro Bottom Bracket features 2 oversized sealed bearings that ride outside of the BB shell in CNC machined aluminum cups. We utilize Angular Contact bearings made by ENDURO for smooth operation. Compatible with cranks such as Shimano DXR, Rhythm, Sinz Elite XXX or other cranks that use a 24mm spindle. Available in 19mm with Alcoa Alloy adapters.

Raceworks EURO bracket