Clutch Drum - Bell 3" or 76.2 mm ID with 1/2-20 threads.
Clutch Drum had a OD of 3.16" or 80.26 mm.
The drum is .981" or 24.93 mm deep.
Over all height is 1.46" or 37.2 mm
The hub is .400" or 10.16 mm above the top of the clutch drum.
This is a stamped drum with a cooper brazed insert.
This drum will work with the Clutch Rotor listed below.
Clutch Rotor 2.87" OD with a 3/4" ID and 3/16" Key
http://www.staton-inc.com/store/products/Clutch_Rotor_2_87_OD_with_a_3_4_ID_and_3_16_Key-417-0.html
Note: This 3" ID drum does NOT work with the 76 mm clutch rotors (like the clutch rotors found on the Robin EH035, Honda GX35, Tanaka PF-4000 and other with the same size OD) as they are too tight and will not fit wround the rotor.
