【Fit Size Guide – Pre-Purchase Reminder】Fits 29.1–37.4in (74–95cm) solid flat door frames. Not for hollow, glass, carved, cracked, or thin wood frames (may deform under pressure). Double-check width before ordering to 【Fit Size Guide – Pre-Purchase Reminder】Fits 29.1–37.4in (74–95cm) solid flat door frames. Not for hollow, glass, carved, cracked, or thin wood frames (may deform under pressure). Double-check width before ordering to avoid returns and frame damage. 【440 LBS Reinforced Dual-Steel Frame】2mm outer + 1.5mm inner alloy steel tubes deliver 440 lbs (200kg) static load capacity, with a 2.5x safety margin for instantaneous force. Rigid anti-wobble design stays deformation-free during weighted pull-ups, kipping, and high-intensity upper-body workouts at home. 【No-Drill 360° Dual-Gear Anti-Loosening Lock】Tool-free, screw-free setup finished in seconds. Upgraded 360° rotating dual-gear lock effectively stops sliding and loosening after long frequent use. Oversized 17×5cm high-friction PVC pads disperse pressure evenly, minimizing scratches and frame cracks without leaving paint marks. 【Full-Length Low-Odor Sweat-Wicking Foam Grips】One-piece seamless foam padding made of low-odor eco-friendly material with no harsh chemical odor. Sweat-soft cushion relieves palm fatigue, supporting varied grip positions for pull-ups, chin-ups, push-ups and hanging leg raises to build your compact home workout station. 【Fast Level Installation + US-Based 24/7 Support】Comes with dual built-in bubble levels and alignment arrows for easy horizontal balance. Complete full assembly in under 60 seconds. Always lightly test stability before formal training. Our US local support team offers 24/7 assistance for all assembly issues.
