[Specifications] An indispensable partner for safety ziplines. The 5.4-foot spring brake is appropriate for reducing the influence power on the end of the rope, such as steel cable slanting and load lifting. Excellent functionality in stretching and rebounding. The size of the rubber head is 7 x 4 x 4cm.[Extension Spring] The Zipline spring brake with a 5.4-foot spring is longer than most other similar spring brakes at the market. Has an extended tremendous deceleration distance. The deceleration functionality is better and easier.[Flexible and durable] The zipline spring brake is made of stainless steel, which has greater tensile resistance than stainless-steel of the same size, is sturdy and will not rust. After a number of forging processes and strict high quality control, our Zipline spring brake cables have an extended service life.[Special silica gel buffer plug] The star-shaped soft plug manufactured from silica gel is versatile and will not damage different parts or break. Mature and exquisite manufacturing job to make sure that every single product has very best performance. The pitch of every spring is uniform, the texture is clear, and the exquisite craftsmanship guarantees steady resilience.[Easy to install] No tools are required, just cross the cable throughout the inexperienced star-shaped silicone plugs at both ends.Colour: as shownMaterial: Stainless steel + rubberSize: complete size 165cm, spring outer diameter 2.5cmPackage Contents:1 x spring2 x Silicone headOnly the above package content, different products should not included.Note: Light taking pictures and various exhibits may cause the colour of the article within the photo a bit diverse from the real thing. The dimension allowed error is +/- 1-3cm.