This 2-pack vintage American white hinge-type door closer integrates door hinge function with heavy-duty self-closing, designed for 70kg tall thick wooden doors (18-48 inch). Made of premium heavy-duty zinc alloy with rust-proof matte white finish, it's built to withstand high traffic commercial use (warehouses, offices, entry doors) and residential heavy doors. Offers quiet buffered rebound and adjustable speed for smooth, noiseless operation. Sturdy hinge-style design ensures stability and durability. Easy to install with included hardware, suitable for multi-door commercial needs. Retro white finish—combines classic style with reliable heavy-duty performance.