Specify a PTRK series rack when rugged portability is essential. Smooth rolling 4in casters, advanced cable management and secure doors make this rack ideal for serving a variety of applications. Fully welded steel construction for strength. Spring-loaded recessed side handles for rack transport. Key locked front and rear doors standard for security. Side panels are vented for passive thermal management. Rear door accept fans. Slots in bottom of rack for cable strain relief and securing equipment. Standard front adjustable 10-32 threaded rack rail. Includes heavy-duty commercial grade locking casters. Includes a wood laminate top.