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Wheel description Red non-staining silicone rubber wheels, hardness 80+/-5 Shore A, aluminium centre. Ball bearing bore The housing is obtained by moulding and turning and contains ball bearings series Z. Axle Axle composed of ground steel bush with bolt according to UNI EN 24017 and nut according to UNI EN 24032. Swivel top plate bracket NL Swivel top plate bracket type NL. The plate, the ball race ring and the fork are made of pressed steel zinc plated finish; swivel actions: double ball greased race. The king pin is integral with top plate and duly rivetted. |