Sightmark Ultra Dual Shot Pro Spec NV Sight QD

Sightmark Ultra Dual Shot Pro Spec NV Sight QD
http://www.amazon.com/gp/product/B004TDPQ26?tag=sukses2015-20
Precision accuracy
Quick detach mounting system
Multi reticle 4 patterns
Aluminum Body with metal protective shield
Able to withstand heavy recoil calibers