84wh1 CGN Ultra frequent flyer Rating - 100% 219 0 0 Location somewhere in between Saskatchewan and Ontario Aug 25, 2015 #1 Looking to purchase a ranier arms keymod handguard. Anyone know if the sig m400 uses a mil spec barrel nut? Thanks
Looking to purchase a ranier arms keymod handguard. Anyone know if the sig m400 uses a mil spec barrel nut? Thanks
84wh1 CGN Ultra frequent flyer Rating - 100% 219 0 0 Location somewhere in between Saskatchewan and Ontario Aug 25, 2015 #2 disregard. I called Sig and they confirmed to me that it is in fact a mil spec barrel nut
