Shimano BR-CT91 "B" Link Wire Genuine Fit for Your Cantilever Brakes The Shimano Altus BR-CT91 "B" Link Wire is a genuine replacement straddle wire for cantilever brakes, designed to ensure smooth, quiet operation and consistent braking performance ride after ride. At 82mm, the "B" wire is the longer of Shimano's two link wire options, making it the better choice for setups running wider tires that need extra straddle cable length. Features Genuine Shimano Altus replacement part for consistent, reliable cantilever brake performance82mm length - the longer option, well suited to setups running wider tires Corrosion-resistant steel construction built to withstand harsh weather and everyday wear Precision fit minimizes flex and enhances cable tension stability for improved modulation SPECIFICATIONSIntended Use Cantilever Brake Setups, MTB, Cyclocross, Touring, Vintage Bikes Length82mm Material Steel Compatibility Shimano Altus BR-CT91 and compatible cantilever brake systems | Shimano | Br-Ct91 "b" Link Wire B, Cantilever