9mm
- PRO2A 5" 9mm 1/10 Pistol Caliber NR Side Charging Melonite Upper with Flash Can Kit - MP5 StyleSpecial Price $839.99 $959.99
- PRO2A 5" 9mm 1/10 Pistol Caliber NR Side Charging Melonite Upper Kit - MP5 StyleSpecial Price $819.99 $939.99
- PRO2A 8" 9mm 1/10 Pistol Caliber NR Side Charging Melonite Upper Kit - MP5 StyleSpecial Price $859.99 $959.99
- PRO2A 14.5" 9mm 1/10 Pistol Caliber NR Side Charging Melonite M-LOK Upper Kit - Pinned & WeldedSpecial Price $809.99 $1,009.99