Using the 6-bar HD Tire inflation cage is the safest way for your employees to inflate your truck and bus, excavation or aircraft tires. Its solid structure exceeds the requirements of OSHA standard 29 CFR 1910.177 in the U.S. The cage is equipped with a robust lock on the door, an internal air hose with a lock-on chuck, a safety valve system and 4 anchor holes*. The 6-bar HD Tire inflation cage is also compatible with MARTINS’ Seating and inflating truck tire station (MIC-6HD-IPS) and the Tire inflating kit (MIC-6HD-KIT)Before using the product, please read the instructions carefully.*Air compressor required*Regulations regarding cage anchoring differ per region, refer to your local authority.