storage shelf/warehouse rack 1. smooth surface,powder coated finish. 2. with 300-500kg capacity adjustable warehouse shelf 1.Shelving/Racking Series:Heavy-duty Racking,Medium ... -duty shelving,Light-duty shelving,Single Selective Pallet Racking,Heavy-duty Racking with shelf Decks,Narrow Aisle Pallet Racking,Double Deep Pallet ...