A proven performer currently in use throughout North America, our ProTech Competition Breakaway Rim delivers outstanding durability and smooth action. Its heat-treated ball-and-socket positive lock mechanism provides excellent rebound consistency over the long life of the rim. Complies with NCAA standards for rim elasticity and ball rebound. Back plate fits all hole patterns on 42" and 48" tall glass backboards. Includes mounting hardware and competition net. Covered by an unconditional three-year replacement warranty.