"L" shaped lacer bars are strong and provide fixed tie points. The LBP-2A, LBP-4A and LBP-6A have a 2in, 4in and 6in offset, respectively. Choose the appropriate offset bar based on the distance from the rear of equipment to the rack rail. Economical horizontal cable lacing and support. Straight "L" bar style. All lacer bars sold in packs of 10 pieces.