Sportneer Pull Up Bar Doorway Chin Up Bar No Screw 200 it weight limit sold by Ohuhu&Sportneer Official FBA

SAFETY WARNING: Before EACH use, always re-check that the pull-up bar is firmly and securely installed. The fit may loosen over time with repeated use or door frame movement. If the bar feels loose, shifts, or wobbles in any way DO NOT use it until it is re-secured
Note: Please check whether the horizontal bar is secure before each use and reinstall it if necessary.
Before purchasing, please make sure that the size of your door frame is 29.5in-37in (75cm-94cm). This Chin up Bar is not suitable for door frame widths outside this range.
Not suitable for glass door frames, carved door frames, hollow wooden door frames. The pull up bar cannot be installed if the door frame has small cracks, or the wall where the door frame is installed has foam filling, etc.
For safety reasons, the manual indicates a maximum load of 135 kg. Tests have shown that the product can withstand a momentary load of up to 337.5 kg, thus fulfilling a 2.5x safety factor. However, the capacity of the pull-up bar also depends on the usage environment. Users should strictly adhere to the 135kg limit.
The width of the door frame must be wider than the width of the anti-slip pads at both ends of the pull up bar
The connection between the door frame and the anti-slip pad must be a completely horizontal surface, not a curved surface.