Holosun HS510C Solar Power Open Reflex Sight 4pcs G&P Spare Magazine Tube Extension

G&P Spare Magazine Tube Extension for Marui M870 Shotgun

Waterproof Rating

- Barrel Thread Type & Diameter: Clockwise / 14 mm

ASK209 standard comes with 4 sides rail on the hand guard and a full length top rail on the upper cover

Made in Taiwan

Holosun HS510C Solar Power Open Reflex Sight 4pcs G&P Spare Magazine Tube ExtensionThe HS510C Open Reflex Circle Dot Sight has an open frame for a wide sight picture. Always on, it is powered by solar cell under normal usage, and a back up battery to supplement power requirements in low light conditions. The reticle can be switched between a 65 MOA circle with 2 MOA dot, or a 2 MOA dot only at the push of a button. Better yet, the same LED projects both reticles, so no re zeroing is necessary. Holosun HS510C Solar Power Open Reflex