Assertion: gatling gun's barrel | /r/HasProperty | visible
Facets:
value: to the movie audience
type: TRANSITIVE-OBJECT
Source sentences:
text: For movie use, armorers slow down the M134 minigun's rate of fire to conserve ammo, and to allow the spinning barrels to be visible to the movie audience, with a hidden power cable for the firing scenes, and using blank ammo to ease recoil.