【Specifications】An essential partner for safe ziplining. This 54-foot spring brake is compatible with reducing the impact of ropes, such as when tilting cables and lifting heavy objects. Excellent tensile and rebound performance. Rubber head size is 7 x 4 x 4 cm. 【Extended Spring】This 54-foot zipline spring brake is longer than most similar products on the market. Longer effective braking distance. Better braking performance and easier operation. 【Flexible and Durable】The zipline spring brake is made of stainless steel, which has superior tensile strength compared to other stainless steel of the same size, making it durable and rust-resistant. Through multiple forging processes and strict quality control, our zipline spring brake wire rope has a longer service life. 【Special Silicone Buffer Plugs】The star-shaped silicone soft plugs are flexible and will not damage other parts or break. Mature and sophisticated manufacturing process. Ensures that every product has superior performance. The pitch of each spring is uniform, the structure is clear, and the exquisite craftsmanship guarantees stable elasticity. 【Easy Installation】No tools are required; simply thread the cable through the green star-shaped silicone plugs at both ends. Color: As shown in the picture. Material: Stainless steel + rubber. Size: Length 165 cm, spring outer diameter 25 cm. Package contents: 1 x spring, 2 x silicone heads. The above only includes the package contents; other products are not included. Note: Light during photography and different monitors may cause the color of the item in the picture to be slightly different from the actual product. Measurement error is +/- 1-3 cm.