Toy bicycles are 2 wheel chain driven bicycles with a 640mm or less wheel base, measured from the centre of the front axle to the centre of the rear axle.
(Toy bicycles; are; 2 wheel chain driven bicycles with a 640mm or less wheel base,) (2 wheel chain; driven; bicycles; with a 640mm or less wheel base) (less wheel base; measured; from the centre of the front axle)
Toy bicycles 2 wheel chain less wheel base
are driven measured
2 wheel chain driven bicycles with a 640mm or less wheel base,
bicycles with a 640mm or less wheel base
from the centre of the front axle