Steiner eOptics Mk7 Battle Handheld or Integrated Shotgun Light for Remington 870/1100/1187 The compact, ergonomic design of this 350-lumen mini-light makes it the perfect tactical shotgun light Shotgun end cap attaches directly into the magazine tube and replaces the factory spring cap Available for a variety of shotgun models Fits Remington 870/1100/1187 High/Low Power Settings