The Ruger RXM is a semi-automatic pistol chambered in 9mm with a 4-inch barrel. It ships with two 15-round Magpul magazines and includes an Aimpoint COA red dot optic. The frame is Magpul Grey with blacked out co-witness sights. 
 

Key Specifications 

• Brand: Ruger 
• Model: RXM 
• Caliber: 9mm 
• Action: Semi Auto 
• Capacity: 15+1 
• Barrel Length: 4 inches 
• Color/Finish: Black/Grey 
   

Detailed Features 

• Ships with Aimpoint COA red dot optic included 
• Two 15-round Magpul magazines included 
• Magpul Grey frame with black slide 
• Co-witness blacked out iron sights 
• Optics-ready configuration with included Aimpoint COA mount

Owners of the Ruger RXM appreciate getting an Aimpoint COA optic bundled at the purchase price, calling it strong value for a duty-size 9mm. The Magpul Grey frame draws consistent praise for its grip texture, though a few shooters find the grey/black two-tone aesthetic polarizing.

In the hand, most report the 4-inch barrel gives a comfortable balance between concealability and sight radius. The Magpul magazine compatibility is a plus for those already stocked on Magpul pistol mags, though some note the co-witness iron sights feel like an afterthought compared to the included optic.

Long-term impressions of the RXM are still forming since it is a newer platform. Early adopters flag that Ruger's track record on reliability is a reason for confidence, but a few users wish the trigger had a crisper break out of the box.