Replacement external oil filter mount for Norton Commando motorcycles. 5/16″ id, 3/8″od inlet and outlet tubes, mounting bolt holes are common 5/16″ x 24 TPI spaced 1-1/4″ apart. Can be used on many other stock and custom motorcycles to improve oil filtration including Triumph, BSA, pre-commando Norton, just about anything! Nicely finished in black.
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