Bushnell Eccentric Classic Bottom Bracket

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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 classic version features full-body, aluminum construction across the shell for maximum surface area friction and additional value. Problem Solvers Bushnell Eccentric Bottom Bracket - Classic, 68mm x 54mm Silver Accepts English threaded bottom bracket cups (1.37 X 24 tpi) Classic, full-body design made from aluminum Fits BB shells from 53.8 - 54mm I.D. Standard width (68mm) Silver finish Weight - 215 grams Problem Solvers Bushnell Eccentric Classic Bottom Bracket - 68mm x 54mm, Black Accepts English threaded bottom bracket cups (1.37 X 24 tpi) Classic, full-body design made from aluminum Fits BB shells from 53.8 - 54mm I.D. Standard width 68mm Black finish Problem Solvers Bushnell Eccentric Bottom Bracket - Classic Fat, 100mm x 54mm Silver Accepts English threaded bottom bracket cups (1.37 X 24 tpi) Classic, full-body design made from aluminum Fits BB shells from 53.8 - 54mm I.D. Fat Bike width (100mm) Silver finish Weight - 310 grams Show more