We always need to attach more stuff to our equipment to free up our hands when we need them. Lanyards for lights, cameras, gauges, game bags, or maybe even a fish stringer when spear fishing. Combined with a Belt Slide (sold separately) the D-Ring is the best way to create an Attachment Point on Soft Webbing. D-Ring is 2" (5.1 cm) with a 3/16" (4.76 mm) diameter. D-Ring is made of Marine Grade 316-Stainless Steel, Dive Rite's Heavy-Duty D-Rings are designed for Saltwater Use. . D-Ring makes a Great Save-a-Dive Kit Item and is covered by a 12 month limited warranty.