The SKB 3SKB-R04U20W 4U Shock Mount Rack is a rugged and reliable road-ready solution designed to protect sensitive rack-mounted equipment during transport. Featuring a 4U rack space and 20" deep internal dimensions, this case incorporates a high-performance shock-absorbing system that safeguards gear from vibration and impact, ideal for audio, video, and communications professionals. Its rotationally molded shell ensures durability, while eight elastomeric shock absorbers isolate the frame, supporting equipment weights of up to 85 lbs. per rack. For enhanced mobility, it comes equipped with smooth-rolling wheels and a retractable pull handle, making it easy to maneuver in demanding touring and field environments. Lockable front and rear lids provide full access and secure storage, making this rack an essential choice for mission-critical applications.