The SHACMAN truck manual window regulator lifter raises and lowers the front door glass by hand crank. Its steel scissor arm and smooth gear action suit trucks that use a manual window, and the unit swaps straight in for a worn or seized original regulator. Key Features Smooth hand crank with a positive gear feel Durable steel scissor arm that holds the glass steady Riveted pivot that keeps play low over time Direct fit to original door mounting points Specifications Product