Do you like or not like Glock pistols? Well, Shadow Systems is now introducing the MR918, a not-a-Glock Glock! Featuring all the upgrades people enevitably make to there OEM Glocks. 

-Optics ready for the Trijicon RMR or SRO and Holosun
-Agressive slide serrations
-Flared magwell
-Threaded barrel
-Tuned internals for better cycling
-Ameriglo sights
-Trigger Upgrade 
-Interchangable rear grips 
-Aggressive stippling for better pistol control

Shadow Systems MR918 is modeled off the Glock 19 Gen 4 and is compatible with most of the aftermarket Gen 4 parts.