Description:This item is made of heavy duty aluminium alloy, sturdy and durable for long time use. The 3 hole design makes operation easier and it offers firm and anti-slip fixation of length adjustment of rope. There are two sizes for you to choose, fits rope diameter from 3mm to 9mm. Ideal for outdoor activities which need to build tent or shelter.Features:1. Made of premium alloy, heat-resisting, sturdy and durable. 2. Can be used for adjusting the length of rope, anti-slip and firm. 3. 3 hole design, easier to use than other products. 4. 2 sizes for you to choose to meet your different needs, fits rope diameter from 3mm to 9mm. 5. Ideal for building awning, shelter, tent, for outdoor activities, camping, hiking, etc. Specification:Material: Aluminium Alloy Options: Red-L; Black-L; Red-S; Blue-S; Gold-SSize: SizeLengthWidthHoleDiameterThicknessSuitableforCordDiameterL(mm/inch)55/2.1620/0.788/0.312/0.076-9/0.23-0.35S(mm/inch)43/1.6915/0.595/0.192/0.073-6/0.11-0.35Weight: Approx. 30 g Package Included:10 * Buckles OnlyNote:Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering..