The Gator Cases G-TOURTRK4530HS ATA Wood Flight Truck Pack Trunk Case is a rolling case manufactured to ATA specifications. It is constructed with 9.0mm plywood and heavy-duty zinc-plated hardware. It has spring-loaded, heavy-duty, rubber-gripped handles and recessed twist latches. The case has heavy-duty Penn Bright zinc-plated hardware. Reinforced, stackable ball corners and recessed dishes on top of case allow stacking. The case has a caster board with four casters, two of which lock.