The top-of-the-line solution from Hardware Jako is the Heavy Duty Hydraulic Door Pivot - Soft-Stop - Max. 440lb - Mod. JK05214HO, a solution engineered to outperform any high-traffic environment with durability and precision. In terms of engineered capacity, it is going to support doors up to 440 lbs, while in terms of movement, it's designed to take your doors smoothly and controlled... https://doorpivot.com/products/hydraulic-pivot-system-hold-open-soft-close-max-440lb-mod-jk05214ho?variant=48005042995489