[ HEAVY DUTY CONSTRUCTION ] – The racks are made of 22mm diameter and 1.5mm thick steel tube, 8.5 "widening design, stronger than else. Black Powder-Coated Steel for Durability & Rust Prevention Plus Long-Lasting, can resist all weather condition and use for a long life.150 Lbs Tested, easy and safe for your transport.[ FOLDING AND ERGONOMIC DESIGN] – Ergonomic quick release design, more easily to fold and raise the racks than others. Racks can be folded flat when not in use, get better clearance to drive your car into garage and not have to remove.[ REDUCE SCRATCH DESIGN] – Foam Padding and Rubber Pedal design to reduce scratch of your kayak and prevent the canoe or kayak from rubbing.[ UNIVERSAL MOUNTING DESIGN ] – Compatible with most crossbars,such as square, factory and aerodynamic crossbars，Except the round bar.[ MULTI PURPOSE USE ] – Easy to Install, use this car roof rack to carry Kayak, Canoe, Surf board, Ski board, Snow Board and SUP. Extra 4 pcs tie down straps including. Product Description Leader Accessories has been dedicated to outdoor leisure enthusiasts--RVers, camping and fishing lovers, watersports and powersports fanciers, with amazing products, leading concept and satisfying solution. From RV covers to RV awnings, from powersports covers to powersports bags, from boat covers to boat seats, we provide a direct access to the largest selections of products, just to make your outdoor life much more enjoyable and memorable. Feature: - Optimally sized J style carrier creates more useful spaces - Quick on/off hardware ensures fast installation and removal - Heavy Duty Steel Framing with adjustable padding - Durable & Rust Resistant Hardwares - Easy set up. Package included: - 2 PAIRS (4 racks for 2 kayaks) - 4x Straps - Set of Mounting Accessories - 1 Assembly Instruction Note: Universal fit for most factory or after market square/ oval/ flat crossbars.Please check the size, type, and shape to make sure the item is the one that you need. Details Display Multi Purpose Use You can use this car roof rack to carry Kayak, Canoe, Suif board, Ski board, Snow Board, SUP etc. EVA Foam Extra foam padded design to prevent the cannoe or kayak from rubbing Rubber Pedal Rubber Pedal design to reduce scratch. NOTE : Please check the measurement before Purchase. Cross bar must be at least 1.8" from the height of the roof. The height of the Cross bar must be at least 0.5" This item fit any flat rack bar except round bar. Part List Enjoy You Life ! Carried Quantities 1-2 Pack 1-2 Pack 1-2 Pack 1Pack 1-2 Pack Load-bearing 150Lbs 100Lbs 100Lbs 100Lbs 150Lbs Material 22mm diameter/1.5mm thick Alloy Steel Aluminum 19mm diameter/1.0mm thick Alloy Steel Aluminum 22mm diameter/1.5mm thick Alloy Steel Foldable Widening design 8.5" 8.5" 8.0" 8.5" 8.5" Features Strong bearing capacity. Small footprint. High cost performan.ce Suitable for less demand. The 2 set(4pcs) Ratchet kayak Bow and Stern Tie Downs is Included to secure 2 kayaks,make it more security in transporting at higher speeds. Safety Straps 4pcs 4pcs 4pcs 4pcs 8pcs