Easily substitutes a lot different expensive exercise machines: Pull up bar free standing The power tower pull up station Dip stands and multi grip pull up bar. All you need for core workout in one device. PULL UP Portable pullup bar has a practical and very compact design which allows you to fit it anywhere at home, gym, garage, basement or even backyard. CHIN UP Pullup bar wall mount can support many kinds of sport exercise upper body and abs like pull-up, dips, sit-ups, push-ups, leg and knee raise and more. PONCHING This multi gym machine for home is made of heavy duty steel. One piece solid construction ensures stability and durability. Wall Mounting Recommendations: The most reliable mounting on the concrete brick /solid cement wall /solid red brick wall /solid tile wall. Installation on a hollow brick wall / honeycomb brick wall /drywall /sandwich panel does the reliable operation of this device. If you are mounting on wooden studs on drywall.You need to add additional plywood or something to the places where the square pipes rest against to wall, to support the weight and not damage the drywall. Mounted on 1/2 inch plywood, which is fastened with lag bolts to the studs on the wall. PLKO Multi-Function Squat Press Barbell Rack Stand PLKO Wall Mount Pull Up Bar PLKO J-Hook,Fits 3" x 3" Steel Power Cages,1" PLKO J-Hook,Fits 3" x 3" Steel Power Cages,5/8" Feature Perfect for bench press, shoulder press, squat, overhead lifts, bar exercises, dips, pull ups, push ups, leg raise and more. Perfect for pull ups, chin ups, dip station, leg raises and boxing. Upgrade your Steel Power Cages.Suitable for most barbell racks of 3” * 3 ”and 1” hole . Upgrade your Steel Power Cages.Suitable for most barbell racks of 3” * 3 ”and 5/8” hole .