No-Drill Window AC Bracket, Upgraded Heavy-Duty Adjustable Air Conditioner Support Bracket, Fits Single/Double Hung Windows, Supports Up to 300 lbs, Easy Installation & Removal, White

Heavy-Duty & DurableWindow AC support bracket is made of high-quality steel with rust-resistant coating and supports up to 300 lbs. It fits 5,00024,000 BTU window air conditioners and remains stable in harsh weather. | Damage-Free InstallationDrilless ac window bracket features a multi-section support structure that evenly distributes your ACs weight. Its easy to install and remove without leaving marks, protecting windowsills and wallsperfect for rentals, apartments, and historic buildings. | Flexible & AdjustableThis AC window bracket features an extendable arm, adjustable in width from 31.5 inches to 41.7 inches and in leg length from 10.2 inches to 13.8 inches. It is compatible with most single and double-hung windows with openings ranging from 21 inches to 39 inches and wall thicknesses between 3 inches and 15 inches. Only fits solid walls including concrete, brick, stone and solid wood; not suitable for vinyl frames or hollow aluminum frames. | Anti-Slip & Stable Installation System AC bracket legs feature rotatable anti-slip pads for a secure fit against the wall. Additional anti-slip pads improve stability and reduce noise. A magnetic level is included to ensure precise leveling, providing a balanced and secure installation. | Drill-Free & Rapid InstallationNo drill ac support bracket features an optimized structural design with fewer screws required, delivering an ultra-fast installation experience. It comes complete with a full set of mounting hardware, detailed illustrated instructions, and an installation tutorial video. No drilling, extra tools, or ladders are neededone person alone can finish the entire installation in minutes.