The Esco 92001 Yak Portable Air Hydraulic Service Jack is engineered for robust performance in industrial and automotive settings, providing powerful lift capabilities for heavy trucks and equipment. Its innovative, lightweight, and compact design ensures maximum efficiency and ease of transport for maintenance and service operations. Key Specifications and Features: – Capacity: This 2-stage air hydraulic jack offers a versatile lifting capacity of 22 tons for primary operations and 11 tons for secondary lifting, adeptly handling demanding heavy-duty applications. – Compact and Lightweight Design: Engineered for superior portability and efficiency, its extremely light and compact construction allows for easy single-person transport and precise positioning in diverse work environments. – Operating Air Pressure: Functions effectively with an air pressure range of 116-145 PSI (8-10 bar), ensuring reliable pneumatic power for consistent hydraulic performance. – Hydraulic Stroke: Provides a substantial hydraulic stroke of 6.5 inches (166 mm) for ample lifting range. – Lifting Height Range: Features a minimum height of 5.5 inches (140 mm) and extends to a maximum height of 12.05 inches (306 mm), accommodating various ground clearances and lifting requirements. – Automatic Piston Retraction: Designed with pistons that automatically return to their starting position, streamlining operation and enhancing user convenience. – Dual Descent Valves: Equipped with two independent descent valves to guarantee controlled and precise lowering, contributing to enhanced safety and operational stability. – Construction Material: Manufactured from high-quality materials, ensuring exceptional durability and sustained performance in rigorous industrial conditions.