WBO
RINGS
The rings used in World championship fights shall not measure less than eighteen (18) feet (5.486m) nor more than twenty-four (24) feet (7.315) per side of the rope, and the floor of the ring shall extend beyond the ropes not less than eighteen (18) inches (457.2). The floor of the ring shall be padded with a one inch (25.4mm) layer of Enslolite or it's equivalent, placed on a one inch (25.4) construction wood base or other appropriate material stretched and secured under the platform. The ropes of the ring may be three (3) or four (4) in number and not less than one (1) inch (25.4) of diameter. All the ropes shall be covered with a soft material. When three ropes are used, the same shall extend in three parallel lines at two (2) feet (.610m), three (3) feet (.914m) and four (4) feet (1,219) from the floor, the second at thirty (30) inches (762.0 mm), the third one at forty-two inches (1066.8mm) and the fourth rope at fifty-four (54) inches (1371.6 mm) from the floor of the ring.