The Alpha Axis Pro is one of the best values in upright manual machines which make this a popular model for home or shop use. The Axis Pro has features that make this a durable and dependable stringing machine such as 360 degree racquet rotation, Six-point Maximum Stress Reduction mounting system, lockout tension head with reversible crank handle and linear string gripper. It also has DDS string clamps with spring-action swivel base levers. The sturdy machine stand has height adjustment, tool tray and adjustable level-pads. The Axis Pro is Cobra Tensioning System compatible and includes stringing tools, operating manual and 5-year warranty.