The DMM Ultra Oval Screwgate Carabiner brings DMM's precision engineering to the oval carabiner format — a shape trusted by arborists and riggers for keeping loads centered and hardware stable

What rope diameters are compatible

making them especially popular with arborists who need reliable

Need the most durable middle section available

alongside many other knots used in professional tree climbing

NER 3-Strand Adjustable Lanyard 1/2" Safety Blue 4.5'-9' twin ascender The DMM Ultra Oval ScrewgateNER 3 Strand Adjustable Lanyard 1 2" Safety Blue, 4. 59' The New England Ropes 3 Strand Adjustable Lanyard commonly known in the trade as a "buckstrap" is a time tested climbing lanyard built for arborists who need a reliable, adjustable positioning tool. Constructed from 1 2" three strand Safety Blue rope, this lanyard adjusts from 4. 5' to 9' via an adjustable prusik, giving you a wide range of positioning options in the canopy. A double locking