CAT Tractor with Frontloader and Rear Excavator Specification.. Rolly Junior Tractor and rear excavator comes complete with frontloader that can be released, scooped and tipped using the levers. The rear excavator can only be used when stationary and with support leg lowered,its seat and digger arm rotates through 180 degrees while the two control levers allow the arms to be raised and lowered scooped or tipped. Description - Pedal crank with eccentric bearing - Covered integral chain drive - With Excavator Loader - Bonnet can open - Recommend Ages: 3+ - Size: 164x53x76cm