Use Problem Solvers Cable Doublers to customize and accommodate different braking applications and setups. Especially handy for tricycles, bike polo, adaptive cycling applications, triathlon, tandems, or other bike oddities. Features: Works with all cable-actuated braking systems Cables and housing sold separately Low profile machined aluminum tube hard anodized with Teflon allows low friction movement of the internal slider Machined end caps and internal pieces 82mm in length; 18mm diameter
