Get from Amazon : http://www.amazon.com/gp/product/B0094SKJEQ?tag=wayofcats-20 <br /> <br />Sniper 4x20 AR-15 Carry Handle Rifle Scope <br /> <br />Fit on AR-15M4 rifle carry handle No rail is requried <br />4x20mm <br />Water proof Shock proof Fog proof <br />High-durability aluminum alloy in black matt <br />Range Estimating Mil-Dot Reticle :
