Brand: Sportneer Color: Black or Silver Features: Before purchasing, ensure your door frame width is between 30-37.4 inches (76 to 95 cm). This Doorway Pull up Bar is not suitable for frames outside this range. The door frame must be wider than the anti-slip pads at both ends of the bar To ensure safety, the manual specifies a maximum load of 297 lbs (135 kg). Testing shows the product can handle up to 744 lbs (337.5 kg) of instantaneous load, meeting a 2.5x safety factor. However, the pull up bar's capacity also depends on the usage environment. Users should strictly adhere to the 135 kg limit Over 250kg/550lb Capacity: This Doorway Pull up Bar supports up to 550lb/250kg, ideal for larger users. Its durable design features a 2mm outer and 1.5mm inner steel pipe, ensuring long-lasting strength without deformation or breakage No Drilling, No Traces: Utilizing innovative fixative technology, this push-up bar installs without drilling. It features 2 enlarged 9"x2" PVC mats for added grip and a fall-proof design, ensuring stability as the load increases Double Safety Lock System: Equipped with a 360 rotatable dual gear lock, Sportneer pull up bar for doorway prevents loosening during use. It?s been rigorously tested for safety, allowing users to exercise with confidence in its sturdiness Easy-peasy Installation: Installation is simple with detailed instructions and a video guide. Just extend to your desired height and length. Ensure your wall or doorway is sturdy; avoid ceramic tiles or glass for best results Integrated, Extensible Structure: Unlike typical foam bars, this pull-up bar features an integrated, anti-slip cotton handle for a flexible grip. It adjusts from 30" to 37.4" (76cm to 95cm), perfect for various workouts like pull-ups and strength training Package Dimensions: 37.4 x 37.4 x 37.4 inches Listing and template services provided by inkFrog