Combine a single Poly-Stacker with a #3174 Poly-Racker (sold separately) to stack upto four (4) drums. Add another Poly-Stacker and you have a storage system that holds six (6) drums. Rated with a 3,000 Lbs. handling capacity. Each Poly-Stacker holds two 55-gallon drums and can quickly be stacked with a forklift. Any spills from the second and third levels fall into the dispensing well for containment and easy clean-up. Combined, Poly-Racker and Poly-Stacker create the most efficient drum storage and dispensing system money can buy. Weight: 60 Lbs. Load Capacity: 2400 Lbs. Dimensions: Length 49‚Äù, Width 40.75‚Äù and Height 12.75‚Äù.