Heavy Duty Pull up Bar for Doorway, Solid 1 Piece Main Bar Construction, Multi Grips Pullup Bar for Home Gym Workout, No Screws Portable Door Frame Horizontal Chin up BarHEAVY DUTY ONE PIECE MAIN BAR: Yes4all pull up bar for doorway holds up to 300lbs (136kg), preventing pull up bars from bending, or deforming; High quality lock nuts with punch holes design keep the pullup bar from getting loose MULTIFUNCTIONAL WORKOUT: Pullup bar has 5 positions of handles, suitable for all levels. Target multiple upper body & core muscles: pull ups, chin ups, hanging leg raises, wide grip pull up You can also easily remove the bar