You will get the brand new gas tank cap for your Norton, part number 06-0681. 

Fits various Norton Commando models that use the "Flip-Up" gas cap. Fits various BSA Singles and Twins such as the A50, A65, B25 & B44! Also fits triumph T140 & TR7 OIF models with hinge caps up to 1979. 

This chrome is perfect, this is made in the UK by Norton and will also fit Triumph 750 OIF tanks that require the hinged cap up to 1979. Any questions contact us Enjoy!