Rear Left Right Window Regulator Fit For Golf OEM : 5K4839461,5K4839462 The surface of the window regulator support is made of cold-rolled steel plate, which is durable and has good seismic. Optimized gear assemblies and track structure deliver steady, low-noise running, greatly cutting down noise when the window slides to your overall using experience. Matched with the factory interfaces of various vehicle models, this component adopts high-toughness engineering plastic and anti-abrasion accessories to guarantee stable under long-time and frequent working conditions., Manufacturer: HUAQWEV