Clutch rotor 2.437" or 61.90 mm with 3/8-34 threads McCulloch

Clutch rotor 2.437" or 61.90 mm with 3/8-24 female threads. Width is.333" or 8.46 mm. 

These came off new McCulloch 32 cc engines. 

Can work with the TC200 and TC300 engines and some other. RC Engines, Bike engine kits.