NcSTAR Optics & Shooting Accessories

i have a Smith and Wesson sport15 5.56. should I get the P4Sniper or mildot? no i cant afford the XPS yet. i paid about 550 for the rifle itself so this should be good but which one and why?

The laser was pictured with a Weaver-style mount…not included. I’m now 0 for 2 on this woot purchase.