12" Commercial Grain Pump Loop Conveyors allow loading and unloading with a single drive and offer capacities up to 10,000 BPH. They feature 1/2" UHMW paddles, an 81XHH conveyor chain on drives up to 60HP, a Double 81XHH conveyor chain on drives 75HP and 100HP, a 22 tooth conveyor sprocket, and 10GA galvanized housing.