Eotech has done it again by making the best even better. Offering true 2 eyes open shooting, a transversly mounted lithium 123 battery, and 7 mm raised base offering iron sight access, the new Extreme-XPS (EXPS) features easy to adjust side buttons and an adjustable, locking, quick detach lever for easy attachment and removal.65 MOA ring and 2 MOA dot ReticleNSN: 1240-01-587-9345* Single transverse 123 battery to reduce sight length* Shortened base only requires at most 2 3/4 inch of rail space* Battery cap and latch are eliminated and replaced with a simple O-ring, tethered cap; better sealing is achieved* Battery compartment is now separated from the base to allow it to hover over the delta ring of the rifle* Average battery life at brightness level 12 is roughly 500-600 hours* Side buttons, NV compatible with an adjustable, locking, quick detach lever for easy attachment and removal

Eotech has done it again by making the best even better. Offering true 2 eyes open shooting, a transversly mounted lithium 123 battery, and 7 mm raised base offering iron sight access, the new Extreme-XPS (EXPS) features easy to adjust side buttons and an adjustable, locking, quick detach lever for easy attachment and removal.65 MOA ring and 2 MOA dot ReticleNSN: 1240-01-587-9345* Single transverse 123 battery to reduce sight length* Shortened base only requires at most 2 3/4 inch of rail space* Battery cap and latch are eliminated and replaced with a simple O-ring, tethered cap; better sealin