Bushnell RXM-300 Reflex Sight 1x 28mm 4 MOA Red Dot Matte Black

I have 3 of these. 

$300 + Shipping  BRAND NEW 

Retails for $420

https://www.gotenda.com/product/bushnell-rxm-300-reflex-sight-1x-28mm-4-moa-red-dot-matte-black/

The RXM-300 Reflex Sight is a large lens red dot capable to fit any firearm for virtually any application from competition to self-defense. Designed in conjunction with world champion shooter KC Eusebio to serve as a competition-ready pistol reflex sight, the RXM-300’s durable housing and included mounts expand versatility. It also boasts shake-awake and our exclusive EXO Barrier to shed water off the lens and keep you in the game when the weather turns. The dot is 4 MOA and is daylight-bright with battery life up to 35,000 hours.