AIM Sports Inc M-LOK 45 Degree QD Sling Mount Anodized Grey Small. The 45 QD Sling Mount features a 45 angle from sling to rail and an anti-rotation socket. It is constructed from machined 6061-T6 aluminum ensuring durability and longevity. Specifications for AIM Sports Inc 45 Degree QD Sling Mount: Manufacturer: AIM Sports Inc Fabric/Material: 6061-T6 Aluminum Height: 0.64 in Length: 1.28 in Width: 0.5 in Features of AIM Sports Inc 45 Degree QD Sling Mount 45 degree QD mount w/anti-rotation system Angled ergonomic design Low profile anti-snag 6061-T6 aluminum Package Contents: AIM Sports Inc 45 Degree QD Sling Mount AIM Sports Inc MNT45QDMS: M-LOK 45 Degree QD Sling Mount Anodized Grey Small