Feature: 1. ALLOY STEEL: The kayak top rack is made of sturdy alloy steel with powder coating that protecting the surface of the kayak rack from erosion, rusty and water. 2. STABLE AND SAFE DESIGN: This roof rack is made of premium materials to ensure that your kayak is firmly fixed during transportation, minimizing the risk of accidental damage and giving you more peace of mind on your trip. 3. J Bar: This roof rack carrier holder wide mouth J bar provides easier loading and unloading and can support different items with a weight capacity of 68KG or 150LBS. 4. FOUR FASTENING STRAPS: The top rack carrier mount can effectively prevent kayaks from sliding and bouncing, can carry canoes with large load capacity, equipped with four fastening straps, which is more stable and safer than ordinary ropes. 5. EASY TRANSPORTATION: The top rack carrier mount is easy to transport water sports equipment, suitable for kayaks, canoes, skis, surfboards, windsurfing boards, and all kinds of small sailboats. Specification: Item Type: Kayak Roof Top Mount Rack Material: Alloy Steel, Rubber Sleeve Color: Black Load Capacity: Approx. 68KG / 150LBS. Package List: 4 x Long Roof Rack Tube4 x Short Roof Rack Tube4 x Rubber Sleeve4 x Large Holder4 x Small Holder1 x English Installation Manual4 x Tightening Strap1 Pack x Screw