Ⅰ. An indispensable partner for safe ziplines. The 165cm long spring brake is suitable for reducing the impact force at the end of the rope, such as inclined steel cables and cargo lifting. It performs well in stretching and rebounding. The size of the rubber head is 7 x 4 x 4 cm. Ⅱ. The Zipline spring brake with a 165cm long spring is longer than most other similar spring brakes on the market. It has a longer effective deceleration distance. The deceleration performance is better and easier. Ⅲ. The Zipline spring brake is made of stainless steel, which has better tensile strength than stainless steel of the same size, is durable and does not rust. After multiple forging processes and strict quality control, our Zipline spring brake cables have a longer service life. Ⅳ. The star-shaped silica gel soft plug is flexible and will not damage other parts or break. Mature and exquisite manufacturing process to ensure that each product has good performance. The pitch of each spring is uniform, the texture is clear, and the exquisite craftsmanship ensures stable elasticity. Ⅴ. No tools are required, just pass the cable through the green star-shaped silicone plugs at both ends. Ⅵ. Color: as shown Ⅶ. Material: Stainless steel + rubber Ⅷ. Size: total length 165cm, spring outer diameter 2.5cm Ⅸ. Package Contents: 1 x Spring; 2 x Silicone Head. The above package content only, other products are not included. Ⅹ. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.