Blue Force Gear Vickers Combat Applications Sling w/CNC Machined Adjuster Coyote Brown. Developed with industry friend expert and former 1st SFOD-Delta operational member Larry Vickers and author of the Vickers Guide the quick adjusting Tactical Sling used by the US Military. Package Contents: Blue Force Gear Vickers Combat Applications Sling w/CNC Machined Adjuster Blue Force Gear VCAS-125-OM-CB: Vickers Combat Applications Sling w/CNC Machined Adjuster Coyote Brown