Rotate, Lock In, Lift Heavy Patent-Pending Design: The first 3x3 upright-compatible seat engineered with 360-degree locking rotation, built specifically for CORNERSTONE® trainers. A genuinely new way to train seated cable movements safely and efficiently. 360-Degree Locking Rotation: Spin into any of four locked positions and train heavy with confidence. No slipping, no shifting, just rock-solid stability under load. Center-Mount Capability: Position directly between uprights on the C20 and Functional Trainer Rack for symmetrical access to center pulleys and Freestyle Pulley Arms. Single Upright Configuration: Mount to a front upright for single cable pulley movements on the C20, Functional Trainer Rack, and Tandem Tower. Simple Adjustable Height: Fast height changes between exercises. No tools required. 3x3 Upright Compatible: Bolts directly into 1-inch holes with industry-standard 2-inch spacing. Zero wobble. Commercial-Grade Steel Frame: Heavy-gauge construction rated for daily use. Built to CORNERSTONE® standards. High-Density Foam Padding: Firm enough for stability, comfortable enough for extended sessions. Premium Upholstery: Rip-stop material withstands serious training. Easy to clean, built to last. Ergonomic Back Support: Outward-facing setup provides lower back support during overhead pressing movements. 100+ Exercise Variations: Lat pulldowns, low rows, reverse flys, bicep curls, shoulder presses, lateral raises, and more. Universal Attachment Compatible: Works with all Force USA cable attachments and Freestyle Articulating Pulley Arms in the 3x3 range. Specs: 19 in (W) × 39 in (D) × 19.5 in (H) | Weight: 31 lb Owner's Manual