Vintage tinplate Happynak pull a long cart.
Small toy trolley with oversized yellow wheels. The tray is red, with yellow illustrations on the top.
The wheels are attached with bent metal rods, look to be replacements but help the cart to be pulled and pushed.
The Happynak branding is present on each of the wheel axles. 
Dimensions:
Length: 245mm (9 5/8”)
Width: 125mm (4 7/8”)
Height: 80mm (3 1/8”)
Height of cart tray: 20mm (3/4”)
Weight: 502g