Shop Aggregates River Rock River Rock Shop River Rock Pea Stone $48.47 4"-6" River Rock $50.23 5"+ River Rock $73.00 1"-2" River Rock $47.41 2"-6" River Rock $61.37 5/8" Pea Stone $50.01 2"-4" River Rock $57.66 3"-8" River Rock $45.50 1"-3" River Rock $48.49