For tennis net system Court Royal. Aluminum, frame holder with rubber coating on the underside for a secure stand.  

For ATP, WTA and Davis-Cup, 1 set has 4 weights à 10,5 kg

Transportable Tennis Net Court Royal Tournament This newly developed tennis net system is a unique top-class product; it differs from conventional systems through simple modification from double court measurements to single court measurements. Will be delivered in 5 parts. For single court usage the middle part has to be removed and a single net has to be mounted. Delivery is without net, single net rods and center strap. Here we recommend tennis net Court Royal TN 50 No. 40565 (page 28) for doubles and tennis net Court Royal TN 55 No. 40566 (page 29) for single as well as Center Strap II No. 40710 (page 34), weight: 165 kg. Technical details: Length single playing field: approx. 10 meters Length double playing field: approx. 12.8 meters Post height: 107 cm Base width: 99 cm Material: 80x80mm aluminum profile Finish powder coating: black or white Suitable for tournaments: yes - with additional weights Types of play: singles and doubles Weight without additional weights:  143 kg Weight incl. additional weights: 185 kg