A.R.M.S.,Inc Osr Swan~ Sleeve
Offers A Solid, Easy To Attach System To Mount Optical Sights
The A.R.M.S. #36 Ex OSR SWAN Sleeve offers a solid, easy to attach system to mount optical sights. Its straightforward design offers external mounting and is finished in non-reflective black. Side screws adjust mounting tension offering a solid platform while the upper rail keeps optics attached firmly and in perfect alignment. Mfg: A.R.M.S.,Inc Specs: 5.56 caliber, Length: 14".