Haley Strategic Partners D3 Slim Sling Black SLG-D3-SLM-1-1-BLK. Featuring modernized construction the D3 Slim Sling delivers a highly adaptable mission-capable weapon sling system. Built around the same core technology as the D3 Pro Sling the D3 Slim Sling is a buildable format for end users to configure sling setup from the ground up featuring optional sling pads and sling hardware. Specifications for Haley Strategic Partners D3 Slim Sling: Manufacturer: Haley Strategic Partners Additional Features: Sling Features of Haley Strategic Partners D3 Slim Sling Two Point 2.9oz 70x1.375x.5 MIL-SPEC Nylon Webbing Construction: Equal-Force Pivoting-Cam D3 Sling Slider Package Contents: Haley Strategic Partners D3 Slim Sling Two Point 2.9oz 70x1.375x.5 MIL-SPEC Nylon Webbing Construction Haley Strategic Partners SLG_D3_SLM-1-1-BLK: D3 Slim Sling Black