National Hardware #771D By-Passing Door Hardware Set is suitable for use with 3/4 to 1-3/8 thickness doors.

Doors can not accidentally jump the track.

Wheels never need lubrication.

Doors can be hung or removed with out detaching hangers.

Rail offers steel track with decorative finish.

Doors can not accidentally jump the track

Wheels never need lubrication

Product Description Doors can not accidentally jump the track. Wheels never need lubrication. Doors can be hung or removed without detaching hangers. LifeSpan Limited Lifetime Warranty. Rail offers steel track with decorative finish. From the Manufacturer Doors can not accidentally jump the track. Wheels never need lubrication. Doors can be hung or removed without detaching hangers. LifeSpan Limited Lifetime Warranty. Rail offers steel track with decorative finish.