Competition type tennis column (square) TP-4000 Material: Made of all aluminum alloy profiles, which can be completely recycled and reused. Durable: The surface is sprayed with super wear-resistant pure polyester powder, the color will not fall off for ten years, and it can be used in all-weather environments. Installation: Fully built-in worm and worm wheel tightening device, which can quickly disassemble and assemble the tennis net during the game. Product Description:
● Built-in pure copper gear accessories to ensure the service life of the product.
● The screen tightener is a precision worm gear transmission structure.
● Anti-rebound automatic locking device.
● V-shaped side bars are welded on the inside of the ball to effectively tighten the net.
● The center of the net bears more than 1000N.