Clutch spring stud + stud nuts + spring adjusters, each, zinc plated. Suits Norton and AMC, AJS, Matchless clutches 1957 to 1962? on to pre Commando. Can be fitted to early Norton clutches pre 1957. These are an improved design compared to the early hollow posts as heavy handed owners are less likely to shear off the stud screw. Original part Number: 040384; 043441; 23307 - clutch spring stud x 1 040389 - clutch spring adjuster nut x 1 3353, A2/402, 040356 - clutch spring stud nut x 1 Replaces 3352 - stud and 3354 stud screw