Maniar & Co. Manufactures Wide Range of Hand-Carts. Maniar & Co. Is an ISO 9001:2000 certified company. The Wide Range of Hand-Carts are used for Transporting Liquid, Goods, Garbage, Solid Waste and Debris. Wide Range of Hand-Carts includes Single Wheel Barrow with the capacity of 80 liters, Container Cart with the capacity of 0.85 cubic feet each, Special Wheel Barrow with the capacity of 5 cubic feet, Double Wheel Barrow with the capacity of 5 cubic feet and double wheel barrow with the capacity of 1.5 cubic feet each.