Description: 【Specific Rack Compatibility】: These 3 bike rack straps are specifically designed for model 591 roof bike carriers, ensuring great fit and optimal security for your bicycles during transportation on various road conditions 【Heavy Duty Nylon Material】: Woven from quality reinforced nylon webbing that resists stretching and abrasion, these sturdy tie down straps maintain their strength and reliability through repeated use in different weather environments 【Secure Wheel Fastening】: Featuring adjustable buckles and reinforced stitching, these mounting straps provide reliable wheel stabilization that prevents lateral movement or loosening during highway speeds and bumpy road conditions 【Wheel Protection Design】: Working seamlessly with protective padding accessories, these straps prevent direct contact between wheels and rack surfaces, eliminating scratches and damage to both your bicycle components and car roof carrier 【Ideal for Cycling Enthusiasts】: Great for road cyclists and mountain bikers who frequently transport their bikes, these replacement straps offer quick installation and reliable performance that ensures safe bicycle arrival at your destination Specification: Material: Nylon Size Chart: 26cmx2cm/10.24inchx0.79inch Package Includes: 3 Straps 3 Loops Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.