Avro's Combination Container Dolly with enclosed caster features spring-loaded tip-up pallet stops, towbar, actuated brakes and front dual wheel swivel casters with dual rear wheels. • E_Z bolt on stops of lower deck containers • Spring loaded tip-up pallet stops • 50 casters with 6 + 2 -2 ½” diameter rollers • 400 x 8 x 3.75 solid rubber tires mounted on demountable rims • Towbar actuated brakes • Front dual wheel swivel casters with dual rear wheels • E-Type Rear hitch, spring loaded • Stackable for shipping and storage • Additional features available • 12 Month warranty