Castors/Wheels for Hand Trucks

Only Chinese manufacturers are welcome.
We are a purchasing office of ht bendix a/S Denmark in China.
We need the following castors/wheels for hand trucks:
Art. No.:309635 75mm wheel without brake, with plate 60x60mm and black roller, quantity: About 40000 to 50000 PCS per year;
Art. No.:309636 75mm wheel with brake, with plate 60x60mm and black roller, quantity: About 40000 to 50000 PCS per year;

Packing: One piece in a polybag, some pieces in a carton less than 20KGS.