Easton BB386 Internal Bottom Bracket (46mm ID Shell x 86mm Wide x 30mm Spindle)
Easton BB386 Internal Bottom Bracket (46mm ID Shell x 86mm Wide x 30mm Spindle), Easton bottom brackets have been developed for use in combination with Easton EC90 SL cranksets. Bottom brackets are an essential part of the bicycle that is often overlooked, but Easton saw it as an opportunity for performance gains and improved efficiency.