Professional boxing / THAI / MMA training ring. Designed and manufactured to the required specifications of the WBC, WBA, IBF, USA Boxing, AIBA and American Boxing Commission. The strongest U.S. steel. Easy assembly and disassembly. Easy transformation from the Thai boxing or MMA ring. Height: 30 cm. Dimensions: • Model A: The external dimensions of 4.87mx 4.87m (Inner Dimension 4.27mx 4.27m), • Model B: External dimensions of 5.49mx 5.49m (internal dimensions 4.87mx 4.87m), • Model C: The external dimensions of 6.10mx 6.10m (Internal dimensions of 4.87mx 4.87m.) • Model D: External dimensions of 6.70mx 6.70m (internal dimensions 5.49mx 5.49m), • Model E: External dimensions of 7.31mx 7.31m (internal dimensions 6.10mx 6.10m). Possible design according to your wishes. Additional specifications on request.