This Tin Tank BRAKE MASTER CYLINDER is a Single Line 0.75" bore is a nostalgic yet essential component for your Classic Mini or Moke rides. This Metal Brake Master Cylinder is the early 0.75" bore originally used on 1959 minis to approx 1963 with single front wheel cylinder per wheel drum brakes and most 997 Cooper with booster valve and 7" disc brakes. It also fits Austin A40 Farina Mk2. Originally, the top of this master cylinder would have either a removable union top shaped like a nut, preserving the traditional design. At Mini World Australia, our passion for Classic Mini and Moke cars drives us to offer only the best new and used car parts. Enhance your vehicle's authenticity and braking performance with this timeless piece.