Matrix Magnum Olympic Decline Bench w/ StorageMatrix Magnum Olympic Decline Bench w Storage The Magnum Olympic Decline Bench is designed to enhance muscle activation while putting less stress on the shoulders and lower back. Pivoting knee rests comfortably accommodate users of all sizes, and a wide back pad stabilizes users during heavy lifts. A total of 10 weight storage horns make room for 20. 4 kg 45 lb. plates stored at waist height. Molded urethane guards protect Olympic bars from damage,