Robust With Nice Finish：Heavy Duty Metal and Thick Steel Pipe reliable to hold the weight, finish with matte black powder-coated for rust&corrosion resistance, also non-slip and comfortable for hand hold, withstand 500 lbs support capacity with correct installation. Functional Design: Reliable pull up bar, fully welded and reinforced with 2 steel plates below and equipped with two carabiners, applicable for multiple exercise, such as resistance training, suspension training, strength training, assisted pull-ups, cross-training. Sturdy and Reliable for Doorway Use: 4 mounting holes, normally more strong and stable than 2 mounting holes - With mounting holes center distance at 36", just right for 36‘’ apart wall studs. perfect pull up bars for walls, doorways, and wood beams. Comfortable for Hand Grips - Grip bars with diameter 1.25'', suitable for more adults hand hold and the surface powder coated with non-slip slightly matte texture for a comfortable and secure grip during your home exercise. Easy to Install and Use: The pull up bar comes with all necessary mounting hardware and instructions, so that you can install it quickly and easily on door frame. The bar mounting hole spacing of 36", suitable for most doorways. Heavy Duty Wall Mounted Doorway Pull Up Bar Black-500LBS