Hand brake cylinder OEM style for Harley-Davidson We offer a hand brake cylinder in OEM style for Harley Davidson and custom bikes with a 1" handlebar. The fittings are made of forged aluminum and are available in chrome and black. This hand brake cylinder is designed for the following Harley-Davidson models: 85-95 all Harley Davidson models The piston diameter is 5/8" for a single disc brake To match this handbrake cylinder we also offer matching clutch fittings and switch housings. We also offer many other brake components such as brake calipers, brake drums, brake fittings and brake discs.