The Tourna 300-CS Stringing Machine features a 6 point self leveling mounting system with articulated side arms for ultra convenient and secure mounting. This stringing machine has a manual crank with a string loaded tension winder that scales to both pounds and kilograms. The Tourna 300 CS features adjustable large metal V-shaped side supports. The 300-CS comes with metal string reel holder and tool tray. BONUS: 10 FREE sets of Tourna polyester and nylon string. Tools included (1 awl, 1 straight pliers, hex wrench set, and wrench.) 2 year limited warranty on parts. Tourna Court Equipment 300-CS