Mad Dat custommade small sized brake booster. Great for use with brake conversions especiallywhere space is an issue.  Suitable for awide range of cars from Datsun's to Hot Rods and Muscle Cars. They haveadjustable front push pin and rear clevis. Finished in gloss black.  A rangeof masters are available to suit your brakes. This is a direct bolt in forDatsun 510, 1600 and most others, please contact to confirm it will fit yourcar. This booster suits master cylinders with a 60mm mounting bolt spacing. A10mm aluminum spacer is included.