5.56mm, FN America FN SCAR 17S & 16S are back in stock Posted on December 29, 2018 by Robert Nagel 29 Dec After a long absence the FN SCAR-17s in 308 and SCAR-16S in 5.56mm are back in stock. The vast majority of the prodcution of both of these firearms is going to US Warfighters so availability has been slim for quite sometime. New Expanded Daniel Defense Line House Dems to focus on gun control, immigration and climate change, Swalwell says