Holosun HS510C Solar Power Open Reflex Sight 4pcs ASK209 standard comes with 4

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

which features the Crusader Upgrade Kit making it more realistic and feel more heavy

G&P Spare Magazine Tube Extension for Marui M870 Shotgun

Adjustable Hop-up on Top Rail

Revolutionary built-in Illuminating Device for lighten up Tracer Glow Airsoft Plastic Pellet  For those who don't like the low capacity standard AEG Magazine

Holosun HS510C Solar Power Open Reflex Sight 4pcs ASK209 standard comes with 4The 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