Black Diamond Dynex Runner 10 mm Sewn sling (120 cm, grey/white) - When every gram counts, you can count on the Dynex Runners from Black Diamond! Made of ultra-light Dyneema, the sling has a width of 10mm and is perfect for anchors and slinging natural protection. Plus, you can use the sling for belay stations and extending placements. There is a wide range of applications for every length. And, thanks to the colour-coded design, you'll always be able to find the perfect length!