Patent Design- Compatible with 2×2 power racks with post spacing between 98-105cm no matter the hole diameter. Wide Narrow Grips – Wide grip dips for Chest narrow grip dips for Triceps. Fit all wider narrower shouldered users. Excellent Stability – Quality welding good thickness for dip grip sturdy on the rack no sway while performing exercise. They are secure and easy to install and remove. let’s start working on dips right now. SYL Fitness Dip Bar Attachment add more features to your power cage rack.