Assertion: rifle's sight | /r/CapableOf | mount on rail
Facets:
value: alongside the rifle's optics
type: OTHER
Source sentences:
text: The second sight was the L2A2 "Sight Unit, Infantry, Trilux" (SUIT), a 4× optical sight which mounted on a rail welded to a top cover.
text: The ML40AUS differs from the M203 by having a side-opening breech to allow for longer grenade rounds, a cross-bolt safety, and a new quadrant sight that mounts to the top rail alongside the rifle's optics.