National Hardware?N168-815 Box Rail Hangers, Zinc Plated, 2-Pack

Designed for use with box rail on wood-frame sliding doors from 1-1/2″ to 2″ thick. For use with #59, #5100, #5103, #5104, #5105, #5110, #5114 or #5116 box rail. Packed with 2 end caps and bolts for attaching door strap. Slot in top of door strap allows lateral and vertical adjustment. Durable one piece, precision formed steel. Comes with self-lubricating Delrin?bearings. Zinc Plated Designed for use with box rail on wood-frame sliding doors from 1-1/2″ to 2″ thick For use with #59, #5100, #5103, #5104, #5105, #5110, #5114 or #5116 box rail Packed with 2 end caps and bolts for attaching door strap Slot in top of door strap allows lateral and vertical adjustment Durable one piece, precision formed steel Comes with self-lubricating Delrin?bearings Safe Working Load – 225 lb. per hanger 2 Pack.