I just cleaned up a upper belt pully from a Class M top and found the words DUPL. REAR on the locking screw side of the pully. See pictures. Any idea what that was for?
Thanks!
Class M Belt Pully Stamping
- Andersun
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Re: Class M Belt Pully Stamping
Duplex? With regard to machines adapted for both standard and 5" Grand cylinders?