This Leapers MNT-993 UTG AR-15 Carry Handle Mount is Superior Mil-spec Quality and Design for Serious Use at a Fraction of the Cost, and accepts all standard Picatinny 1913 or Weaver optics, such as red dots, scopes, etc. The ar carry handle picatinny rail is a solid machined construction with a black matte finish. Rail dimensions include all Picatinny/Weaver and STANAG interfaces. It takes Standard Weaver Rings or STANAG Rings, and has 12 slots. The See-thru Mount seats neatly inside the carry handle and is secured with a knurled thumb nut. UTG Lifetime Warranty.