KEEP YOUR GAME UP WITH THE LIFETIME BASKETBALL BACKBOARD SLAM-IT RIM COMBO. The Lifetime Basketball Backboard Slam-It Rim Combo can be used by itself, or as a replacement backboard. Made of a plastic polycarbonate construction, this backboard will last you a lifetime, as it is 30 times stronger than acrylic models in similar sizes. And with a steel complete frame, you're getting a better bounce.