Three models of rock buckets have heaped capacities of 4, 4.5 and 6 cubic yards. The two smaller buckets are 128.9 inches wide and 54 inches high; the largest is 136.2 inches wide and 68.5 inches high. All three models feature a spade nose design and standard weld-on teeth. Doosan rock buckets are available with pin-on mounting only.