Major Fitness Adjustable Monolift Attachment Unrack heavy squats without the walkout. The Adjustable Monolift Attachment swings clear automatically once you stand up with the bar, eliminating the most dangerous part of a heavy squat: the backward steps. This means you can focus entirely on the lift instead of the setup. Tool-free installation and effortless height adjustments let you dial in the perfect unrack height in seconds. Compatible with Major Fitness power racks and Smith machines featuring 2" x 3" uprights. Features Auto-Swing Monolift Design - Bar hooks swing clear once you stand, eliminating the squat walkout Tool-Free Installation - Mount and reposition on the rack without any extra hardware Effortless Height Adjustment - Quickly set the unrack height to match any lifter Heavy-Duty Construction - Built to handle the heaviest squat loads without flex Specifications Material: Steel Upright Compatibility: 2" x 3" Compatibility: Major Fitness Power Racks and Smith Machines