Voltage 12, Terminal 50 Bolt, B+ Height 13.50, Coil Bolt Diameter M8, Activated plunger 28.50, Eye Inner Diameter 5.10, B+ M8, Outer Diameter 52.50, No./mount. holes 3, No./terminals 3, Terminal 50/mm M6, Coil Bolt Length 8.50, Plunger Outer Diameter 25.90, Amount of Mounting Holes 3, Total Length 85.00, Remarks Design change of cover disc in some cases old disc should replace the new disc due to diameter inside the d.e.bracket