I have had a G21 SF Picatinny for a couple years now, and am curious about a couple aspects of the design. Is the Picatinny rail the only GLOCK model that had a truly ambidextrous magazine release? The presence of the rectangular "cutout" on the front of the vast majority of magazines made...

BRAND NEW NEVER MOUNTED Daniel Defense RIS 2 FSP cutout. Has box and everything needed to mount. I can accept PayPal. I can provide more pics if requested $300.

i have a new takeoff from my short barrel upper. I made a mistake in the title. Rail is actually picatinny, not keymod $125 shipped within conus. Text with questions, 9014931099 I accept PayPal or postal money order Thanks Craig SOLD