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R.A. 2 x 90mm 3.6" pillow block bearings supporting 90mm x 500mm solid steel shaft.
Dec 4 x 1.5" flange mount bearings supporting 2x 1.5" solid shafts.
The RA friction drive disc is 650mm diameter x 3/4" plate steel with a 30mm wide SS rim machined round and true.
The DEC drive disc is the same but made from 2x15mm ply discs cut with a router with a 30mm SS rim epoxied to the rim. This is done to save weight on the fork .
Mark
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