Hello，welcome to my shop，enjoy your shopping time!2016 Nice Quick Detach Cam Lock QD Bipod Sling Adapter Tactical for Picatinny Weaver Rails Stylishelegance Description: Quick detachable design with easy cam locking lever for fast installation and detachment Fits onto Weaver or Picatinny rails such as RAS， RIS rails Rotatable sling stud built in is perfect for mounting bipods or attaching to sling swivels Works great with Harris bipods or any other bipods that mount onto standard sling stud Fits all Standard 20 mm Picatinny Rail.Package Includes:QD Bipod Sling Adapter