Petzl Tandem Speed Pulley

The TANDEM® SPEED is an outstanding double pulley built for traveling along ropes and cables. It stands out as the fastest among carriage pulleys, expertly crafted for lower - angle Tyrolean traverses. Its stainless - steel sheaves offer top - notch durability. The sheaves are installed on sealed ball bearings, ensuring consistent speed regardless of the user's weight, temperature, or humidity. With a maximum allowable speed of 20 m/s, it's a high - performance choice. The attachment point can hold up to three carabiners, making it very user - friendly. It's certified under CE EN 12278 and UIAA. Weighing only 270 g, it can handle a max rope diameter of 13 mm and a max cable diameter of 12 mm. The sealed ball - bearing sheaves have a diameter of 27.5 mm and an efficiency of 95%. It has a working load of 10 kN and a breaking strength of 24 kN, backed by a 3 - year guarantee.

Using the Petzl Tandem Speed Pulley is easy. First, make sure to attach your ropes or cables properly to the pulley. You can use up to three carabiners at the attachment point for better flexibility. When using it for Tyrolean traverses, keep in mind that it's designed for lower - angle ones. Always check the rope and cable diameters against the max limits (13 mm for ropes and 12 mm for cables). Regarding speed, don't exceed the maximum allowable speed of 20 m/s. As for maintenance, keep it clean. The stainless - steel sheaves are durable, but it's a good idea to regularly check the sealed ball bearings. If you notice any issues with speed or smoothness, it might be time for a more in - depth inspection. Remember, this product comes with a 3 - year guarantee, so if there are any major problems, you're covered.