XMark Commercial 11-Gauge 4' Two Tier Dumbbell Rack Backed by a LIFETIME in-home warranty XMarkÂs 11-Gauge 4 Foot Two Tier Dumbbell Rack is built to support 1000 lbs. and comes equipped with bolted-on skid resistant feet. Stop sacrificing floor space by storing your hex and round dumbbells on this heavy duty commercial dumbbell rack by XMark. Racking moves your weights off the ground to a neat organized space with angled shelves for easy retrieval. An optional 3rd tier XM-OTIER is available for purchase. Features: - Backed by a LIFETIME in-home warranty - 4Â two tier dumbbell rack - Holds 1000 lbs. of hex or round dumbbells - Heavy duty 11-gauge commercial grade construction - Optional 3rd tier available for purchase (NOT included) - Baked scratched resistant powder coat finish - Bolted-on skid resistance feet - Ideal for in-home and light institutional use .