Haley Strategic Partners D3 Pro Sling Black SLG-D3-PRO-1-1-BLK. The latest evolution of the D3 Sling features modernized construction and complete modularity representing 10-years of end user feedback. Specifications for Haley Strategic Partners D3 Pro Sling: Manufacturer: Haley Strategic Partners Additional Features: Sling Features of Haley Strategic Partners D3 Pro Sling Two Point 6oz 70x2x.5 MIL-SPEC Nylon Webbing Construction: Equal-Force Pivoting-Cam D3 Sling Slider Package Contents: Haley Strategic Partners D3 Pro Sling Two Point 6oz 70x2x.5 MIL-SPEC Nylon Webbing Construction Haley Strategic Partners SLG_D3_PRO-1-1-BLK: D3 Pro Sling Black