Wheel description
Rubber tread; polyamide centre with threadguards.
Plain bearing bore
The plain bearing bore results from a hole in the material forming the centre of the wheel and contains the axle.
Axle
Axle composed of ground steel bush with bolt and nut.
Swivel top plate bracket
Swivel top plate bracket. The plate, the ball rice ring and the fork are made of pressed steel zinc plated finish; swivel actions: double ball greased race with dust protection granted by the particular plate configuration. In brackets for wheels diameter 60/75/100, the king pin is integral with the top plate and duly rivetted. In brackets for wheels diameter 125, the king pin is obtained by moulding and duly rivetted.