Arizona River Rock 1/2″ x 3/4″ Arizona River Rock 3/4″ x 1 1/2″ Arizona River Rock 1 1/2″ x 3″ Arizona River Rock 3×6 Arizona River Rock 6″x 10″ Breckenridge Cobble Mixed Sizes River Rock 1/2″ X 3/8″ River Rock 1/2″ x 3/4″ River Rock 1″ x 1 1/2″ River Rock 3/4″ x 1″ River Rock 2″ x 4″ River Rock 4″ X 8″ River Rock Name of Rock Price Arizona River Cobble 3/4 inch to 4 inch $162.00 River Rock 3/8 inch to 4 inch$138.00 River Rock - Tan 4 inch - 6 inch$148.00 Bulk River Rock in Bakersfield Bulk River Rock – Maranatha Landscape Bakersfield River Rock – Marantha Landscape Bakersfield