nylon sliding door pulley can be make mute: 1,Shower door accessories, 2,Material: nylon 3,Application, ... 1. Material: nylon 2. Sepcification ajustable.3. Quality: High quality with competitive price,hardness bearing4. Packing: Carton or as per customers ... enclosure controller, sauna room controller,SPA controller and steam generator with CE, ROSH certificate,and also product gasket, pulley, hanger, ...