Just Straps - Roof Rack Side Release Buckle 25mm x 2.5 metre (pair) - TS2 Genuine Fastex® Side Release Buckle. Use as a lightweight restraining strap for roof racks. General-purpose straps for any small articles. Features: Supplied as a pair. Application: General purpose light duty roof rack use. Ratings: 50Kg Lashing Capacity 100Kg Minimum Breaking Strength. Safety Factor: 2 to 1 Factor of Safety Size: 25mm x 2.5 metre