1). They work.
2). They are ugly as sin.
3). They are louder than hell.
Exactly, and if my M70 280 is typical, you also lose some velocity because the barrel is effectively shorter.
And at one time you could get a “BOSS CR”: (Conventional Recoil) . It screws on to the barrel in place of the nuzzle break. Noise is less but recoil is “normal”
