Fast and easy loading, the Black Diamond Super 8 belay/rappel device uses a unique design that eliminates excess material by thinning out the non-rope bearing areas. Sold in assorted colors.Features Modern 8 design for smooth handling Ideal for the retro climber or Search and Rescue professional Works well with double 8.1 mm ropes up to 11 mm single lines SpecsWeight: 87 g (3.1 oz)