Raine Heavy Weapon Quick Adjust SlingThis Sling Provides Maximum Flexibility For Instant Access To Your Weapon At A Critical Time In A Way You Need The Weapon Kneeling, Standing, Right Or Left Shoulder And In Extreme Environments The Proprietary Slider Handle Allows For Instant Adjustment In Sling Length For Maximum Reach And Stability Can Be Used On The M249 and M240 MG Extra Wide 2 inch Webbing Is Used For Extra Support And Comfort The Proprietary Side Mount Slider Offers One To Two