Sliding Door Hardware Kit 305 cm Steel Black 3295791This sliding door hardware kit is ideal for extending the length of your flat sliding door rails! Safe and reliable: Thanks to the internal bearings, your doors can slide smoothly and quietly. Door stops are also included to prevent the derailing of the rollers, while the rubber gaskets will buffer the bump from rollers and reduce the noise. Heavy duty material: Powder coated steel is strong, stable, durable, and corrosion resistant, ensuring long