Features Feature 1: Uniform 3"×3" Frame, 11-Gauge Front-to-Back Built with uniform 75 × 75 × 3 mm A36 steel uprights — front, middle, and rear posts share the same 3"×3" / 11-gauge / 3mm spec, where many multi-functional racks step down to 2"×3" or 2"×2" tubing on the middle and rear posts. Combined with a reinforced twin-base support and the rack's 1,093 lb of total steel mass, the frame stays planted front-to-back during heavy presses, deadlifts, and squats. Safety arms extend 560 mm with 650 lb static rating for solo training peace of mind. Feature 2: A Full Strength Platform in 21.5 sqft The M3 Pro fits power rack, cable crossover, and Smith machine into a 21.5 sqft footprint — about the floor space of a parked SUV. Whether you're carving out a corner of a one-car garage or fitting a full home gym into a basement, you keep three strength stations on the floor space most all-in-one trainers consume with one. Highest upright hole sits at 1,980 mm (78 inch), so the rack clears most low-ceiling basements and apartments. Feature 3: Three Strength Stations + 180 LB Built-in Stacks per Side Power rack, cable crossover, and Smith machine — three stations on one platform, with 180