High Quality: This Barbell Rack Is Made Of Heavy-Duty 50Mm Steel Tube Frame; Max. Load 441 Lb / 200 Kg. Anti-Skid: The Barbell Bench Press Stand Feet Pads Are Equipped With Anti-Skid To Avoid Damage To The Floor, Which Also Increases The Security. Practical: Ideal For Squats And Bench Presses – Suitable For Use With Both Standard And Olympic-Sized Bars. Adjustable: The Barbell Stands Have Adjustable Safety Pins On Each Post To Help You Adjust To The Profit Height To Meet Your Need(5Cm Gaps). Safe & Secure: To Add This Adjustable Squat Rack Safety And Stability, We Use High-Quality Metal Nuts Equipped With Inner Non-Slip Washers. Please Use A Wrench To Fasten The Nuts. Nuts Cannot Be Fully Tightened By Hand