VERSATILE LIFTING CAPACITY: Supports a 6,000 lb. weight load, suitable for both cars and trucks; the truck adapters increase lifting height, providing flexibility across various vehicle types and lift systems AIR/HYDRAULIC OPERATION: Utilizes external air supply for smooth performance, with a scissor mechanism enabling level lifting and multiple safety lock positions for secure vehicle suspension ADAPTABLE RAIL SUPPORTS: Features expandable rail supports and telescoping arms, allowing it to fit a wide range of four-post lifts; the rolling system ensures easy maneuverability along vehicle lengths COMPACT AND DURABLE DESIGN: Features a low profile and powder-coated finish for superior durability; ideal for space-restricted workshops. Our rolling jacks are specifically designed to fit Atlas lifts EFFICIENT AIR PRESSURE RANGE: Designed to operate efficiently between 70-115 PSI to prevent damage and maintain optimal working conditions, safeguarding the jacks longevity The Atlas RJ6BK Air/Hydraulic Rolling Jack is designed for the diverse lifting needs of professional automotive workshops, offering a reliable solution for both standard and larger vehicles. With a 6,000-pound capacity, it handles everything from passenger cars to pickup trucks, making it a versatile tool for any service setting. Its telescoping arms and expandable rail support fit seamlessly over various four-post lift runways, enhanced by a unique roller system for smooth movement and precise positioning. Compact and low-profile, with a durable powder-coated finish, the RJ6BK promises longevity in demanding environments. It includes peg style truck adapters to increase lifting height, essential for larger vehicles. Safety features include two solid locking positions for secure suspension, functioning like jack stands. Operating on 70 to 115 PSI air pressure, it ensures efficient and safe performance, making the RJ6BK an invaluable asset for any automotive service provider.