1. backboard: transverse width 1.80 meters, vertical height 1.05 meters, lower edge from the ground 2.90 meters.

2. Hoop:

(1) Solid iron bar with an inner diameter of 0.45 m (45 cm);

(2) The diameter of the ring strip is a minimum of 0.017 meters (17 mm) and a maximum of 0.020 meters (20 mm);

(3) The top surface of the basket should be horizontal, 3.05 meters from the floor, and the distance between the two vertical sides of the backboard is equal;

(4) The closest point between the backboard surface and the inner edge of the basket is 0.15 m (15 cm).

3. Basketball:

The basketball is mostly orange, the circumference is 79.9-78cm, and the weight is 567-650 grams.

After inflation, the ball should bounce 1.2-1.4M from 1.8M outside.

4. the distance between the basketball stand and the end line

The backboards shall be placed at both ends of the court, perpendicular to the ground and parallel to the end line, and their centers shall fall vertically on the court, 1.20 meters away from the end line along the midpoint; The backboard pillar should be at least 2 meters from the outer edge of the end line.