Park Tool SBC-1 Spoke ruler Cotter and Ball Bearing Gauge Baselayer •bluesign® approved

•bluesign® approved

SpeedGRIP Compound adds features of mechanical resistance and chemical grip without compromising the rolling efficiency

and ice routes

stain- and water-repellent and microbe-resistant construction offers comfort

Park Tool SBC-1 Spoke ruler Cotter and Ball Bearing Gauge Baselayer •bluesign® approvedThis handy shop aid has remained more or less unchanged since we introduced it in the 1970s, and is still relevant today. To use, just engage the end of the J bend or straight pull spoke in the oblong hole and read its length on the scale. With both metric and SAE length markings, The SBC 1 is also handy as a general purpose ruler. Features gauge holes for quickly and easily determining the size of most common ball bearings and crank cotters. Anodized