SEARCH YOUR BASKET No. Items Total Amount £ CHECKOUT                  Series GR-A Guide rollers Injected polyurethane with shore A hardness of 95. Ball bearing bore with sealed bearing. Low noise and elastic damping. Operating temperature -15°C to +80°C Click on a product below for full technical specification. Polyurethane Guide Roller For further accessories including threadguards, axle material, threaded stems, solid plugs and whatever you cannot find please contact us.