Problem Solvers Bushnell Eccentric Lightweight Bottom Bracket - 68mm x 54mm BLK CheckoutTitle=ENVE SES Tubeless Road Tire EC70 Carbon Seatpost

EC70 Carbon Seatpost

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Problem Solvers Bushnell Eccentric Lightweight Bottom Bracket - 68mm x 54mm BLK CheckoutTitle=ENVE SES Tubeless Road Tire EC70 Carbon SeatpostProblem Solvers Bushnell Eccentric Lightweight Bottom Bracket 68mm x 54mm Black. The Problem Solvers Bushnell Eccentric Bottom Bracket is the industry leading design for chain tension adjustment on tandem and dedicated single speed bikes equipped with eccentric bottom bracket shells. The lightweight version features additional machining and drilling of the alloy body to reduce weight. Accepts English threaded bottom bracket cups (1. 37 X 24 tpi)