Amazon.com : 43 Gallon Compost Bin Outdoor Tumbling Composting Bins 18.5 37 43 Gallon Compost Bin Tumbler Outdoor Rotating Tumbling Outdoor 43 Gallon Composting Tumbler Dual Chamber Rotating Compost Bin Outdoor 43 Gallon Composting Tumbler Dual Chamber Rotating Compost Bin Amazon.com : Outvita Compost Bin Outdoor, 43 Gallon Dual Chamber Outdoor 43 Gallon Composting Tumbler Dual Chamber Rotating Compost Bin. Don't feel limited by a smaller yard; this Outdoor 43 Gallon Compost Bin Tumbler for Home Garden Composting is perfect for gardeners with compact spaces. This compost tumbler can help you do your part to make use of waste and providing nutrient rich soil for your plants. The tumbler is made of recycled plastic, is easy to use, and holds up to 43 gallons of compost and waste scraps. Outdoor 43 Gallon Compost Bin Tumbler for Home Garden Composting 2 compartments: 21. 5 gal. each Compartments keep old and new separated Black and green color UV protected plastic Easy to turn 100% recycled PP plastic Easy assembly Dimensions: 28W x 26D x 37H in. Made from recycled plastic Features 2 21. 5 gal. compartments Easy to assemble and turn For use outdoors Dimensions: 28W x 26D x 37H in. Weight: 27lbs.