The following excerpt is from an article that originally appeared on The Firearm Blog Pistols
Suarez International has made a universal red dot mount for Glocks. At first glance it resembles the Dueck Defense RBU however it is not the same. The RBU was designed for RMRs and the back up sights are fixed. The L Mount can use any Glock iron sights which makes them adjustable. Their website has options for black or tritium sights to be factory installed for the front and rear. Another feature of the L Mount is how it interlocks with the rear slide plate as well as dovetail into the slide.
SUAREZ L-MOUNT UNIVERSAL RED DOT BASE
Will accept Trijicon RMR, Vortex Razor, Viper, Venom, Burris Fastfire, Shields, Insights MRDS, and any other red dots we haven’t thought of.
The original “L-Mount” was a great unit, but we knew we could make it better. Specifically customers loved the super secure mounting and the ability (unlike other mounts)…