HAWA Folding Wall Collection 19' 8" Brass Lower Guide Channel for 66 Lb. Sliding / Folding Doors Complete your top hung sliding/folding door system with this lower guide channel. This bottom guide channel will run the length of the opening on the bottom, receiving the guide bracket, and allowing easy sliding. This will ensure that the bottom of the door is secure as it slides, preventing swinging. The HAWA 20 Folding Wall Series is for 3 to 7 folding panels for room divisions and have suspension with an angle bracket, a guide bracket with plastic slider, and a 1/2" (13 mm) deadbolt lock. It features smooth, quiet operation, resistance to wear and tear, and a brass upper track. Features: 19' 8.25" (6 m) Length 1.1" Width x 0.8" Height Pre-drilled Made of brass 3 mm thick Specifications: Maximum door weight 66 lbs. (30 kg) For door thickness 7/8" to 1-3/8" (22 - 35 mm) Door width: 27.55" (700 mm) Hafele is committed to finding better ways and it shows in their innovative and beautiful line of door hardware products. These products will lead to better organization and the peace of mind that comes with Hafele brand products. In addition to quality and beauty, Hafele is committed to reducing their environmental impact, so you can buy these products with confidence in every aspect.