Cross Armory Flop Stop Pin Pal Melonite Steel AR Platform Upper Stabilizer

The Cross Armory CRFSPP Flop Stop Pin Pal Black Melonite Steel AR Platform is a precision upper receiver stabilizer designed for AR-15/M16/M4 platforms, engineered in steel with a durable Black Melonite finish for lasting performance in rugged environments. This Flop Stop model integrates seamlessly with standard upper receivers, delivering dependable front takedown pin stabilization to reduce wobble and enhance alignment during field use or busy ranges. Built from robust steel, it combines stre