Double the Uprights. Double the Possibilities. Dual 3x3 Uprights: 11-gauge steel, 1-inch holes, and 2-inch spacing deliver a rock-solid foundation in a tight footprint Freestyle Pulley Arms: Move up, down, and side to side on reversible trolleys for a smooth 2:1 on a single pulley or a true 1:1 with both Polished Aluminum Pulleys: Bold style with flawless, corrosion-resistant performance built to last 200 lb Weight Stack: Upgradeable to 250 lb, delivering resistance you'll never outgrow Aircraft-Grade Cables: Rated to 2000 lb, keeping every movement safe and smooth under load Center Connector Compatible: The only tower built for our patent-pending Sliding Bench — add the Center Connector to unlock the Sliding Bench, Swivel Seat, and Leg Holder and Low Row Footplate for a seated training experience built around safety and stability Double Your System: Own two Tandem Towers? The Cross Beam Connector Set bridges them into one full commercial-grade cable crossover station with four uprights, four Freestyle Pulley Arms, and rock-solid 3x3 construction Open 3x3 Ecosystem: Uprights accept Force USA and third-party attachments for limitless customization