Exclusive Features of the Autobyk
Easy Access to Rear Wheel
By lossening four nuts the rear portion of the back mudgard, carrier and number plate can be com-pletely withdrawn to allow access to wheel for cleaning, adjustment, removal and repair of puncture. Adjustment of chains and wheel alignment will not be interfered with.
AUTOBYC Model 47/V1 98 c.c. two-stroke - "The Leader of its Class"...
SUPER-AUTOBYK Model 47/52 98cc two stroke Excelsior "GOBLIN" engine. TWO-SPEED...

Image courtesy Classic Motorcycle Memories

Excelsior Models 1902-1960s