The OuterLimit Pro glass backboard, used exclusively in all NBA® arenas, is the game's premier glass backboard Welded corners provide complete stability along the entire length of our signature aluminum heavy duty uni-frame overlay Rounded corners combined with an additional 6 clearance puts the safety of the players first 1/2 tempered glass features fired in target and border Predrilled for Gared Pro Mold padding Compatible Mounting: Gared Pro, Hydra-Goal, Hoopmaster Portables, Ceiling & Wall Mounted systems Recommended Rims: Snap® B Meets NCAA, NAIA, NFHS and NBA® specifications Item Includes: Lifetime Warranty 5 x 4 1/2 Hole Spacing Board Padding and Goal Not Included