heavy duty caster with rear brake, load capacity 250-350kgs, easy to brake the wheel and the top plate, polyurethane wheel heavy duty caster with rear brake, load capacity 250-350kgs, easy to brake the wheel and the top plate, polyurethane wheel, with rear brake and a special ON padal, when you unlock the brake, you just step on it instead of kicking lock padal, to avoid the damage of the top of ...
