caster for shopping cart, Wheel Material: high quality TPR tread, Bearing: precision ball bearing, rolling mute Wheel size: 100x32mm, 125x32m

1. furniture caster for chair-- TPU/TPR on PA, protect the floor 2. Ball caster--PVC/ Rubber wheel, copper plated/ zinc plated 3.PP rigid caster. 4.c

heavy duty caster, size: 4", 5" ,6", 8" TPU tread, PP rim PA double brake Load capacity: 300KG

- heavier duty: more than 250KGS - metal housing thickness: 4mm - stronger steel rim(hub): 1.5mm thickness - high quality rubber tyre, shock absorb -