The FTAC 14-Sub 12″ barrel is a great choice for improving every aspect the MP5 could use a small boost in. Bullet velocity, damage range, recoil control, and hip fire accuracy are all accounted ...

The gun was set up as a short-barreled rifle with an old-school collapsible MP5 stock, though it should be noted that the SP5 is sold as a pistol, so all standard NFA legalities apply when adding ...