Uni-Silent Light and Multi-functional Plastic Moving Dolly with 330lb Bearing CapacityProduct Features:The board is made of polypropylene,strong and lightweight.Plastic boards are not rusted, ****ed, dented, worm-eaten or decayed like iron or wood board.The four guide castors makes the dolly more smooth and flexible when moving.Optional handles, more convenient to end users.Specification Sheet:Optional Castors:For the high-end market:PLA150-DL(Natural Rubber Tyre + Nylon Bracket)PLA150Y-DL (Natural Rubber Tyre + Steel Bracket)For the mass market:PLA150T-DL(TPR Tyre + Steel Bracket)PLA150P-DL(PU Tyre + Steel Bracket)Product Description:This is a multifunctional lightweight plastic dolly. Often used to load toolboxes, plastic baskets, container box etc. Applicable to clothing stores, fruit stores, shopping malls, drug stores, factory workshops, etc.FAQ:Q: What certification do you have?SGS for whole trolley.REACH for castors.ROHS for handle.Q: What’s the lead time?Always around 3-4 weeks.Q: Can you provide Certificate of Original?Yes, we could. http://www.unisilent.com/plasti...lastic-moving-dolly.html