EZGO OEM 1976-Up Gas And Electric Golf Cart Rear Brake/Axle Slotted Hex Nut A needed part for your brakes/axle to perform properly!! This is an OEM (Original Equipment Manufacturer) part of the highest quality!! Measures 5/8 x 18" Fits the Following Cart(s): All EZGO Gas and Electric Golf Carts built from 1976-Present!! Floor jack, Mechanics Tool Set is needed for install