Caterpillar 352UHD Ultra High Demolition Hydraulic Excavator - High Line Series. Includes two interchangeable booms, UHD boom (pre-installed) and retrofit demolition boom. PLUS included work tools: the Cat MP322 concrete cutting jaw, MP324 demolition jaw, and a bucket for the retrofit boom. Detailed cab interior, including operator.Authentic Cat Machine Yellow paint. Transport cradle included for detached boom. Cabin can be tilted up and down. Engine doors open to display detailed engine.