PART # 00-TCLBK53X1-2007 (IN STOCK) PART # 00-TCLBK53X2-2006 (IN STOCK) PART # 00-TCLBK55X1-1934 (IN STOCK) PART # 00-TCLBK55X2-1933 (IN STOCK) PART # 00-TCLBK1-1931 (IN STOCK) PART # 00-TCLBK-1920 (IN STOCK) Need better roof support for your truck bed topper? We’ve Got You Covered. Replace your topper’s cross rails with your choice of 53", 55”, or 60” LEITNER ACS load bars to support larger or heavier gear, such as rooftop tents, kayaks, and more. Note: Universal toppers must have a 20mm slot rail for LEITNER T-bolts to secure. Specifications: Truck Cap Load Bar Kit Dual-stage powder-coated steel brackets Simple T-slot installation using Traklok nuts and hardware Grade 10.9 Black Zinc- Nickel-plated fasteners Non-Skid Rubber Load Bar Pad This item is secured with bolts, NOT KNOBS 53-inch bar: Weight 20 lbs. | 55-inch bar: Weight 21 lbs. | 60-inch bar: Weight 22 lbs. Designed, engineered, and manufactured in the USA CA Residents:⚠️WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov