These Parts are Compatible with the .357 & .457 Benjamin Bulldog, including the Magnums. 
 
 
The Pitbull Airguns Depinger- Because it's a Benjamin... Not a Banjo! 
IT'S A BEAUTIFUL THING IF IT AIN'T GOT THAT PING!
The Bulldog depinger is the second step in making your Pitbull as quiet as possible. Just remove the air tube and insert inside to help stop that annoying hammer strike and valve ping that echos up and down the air Reservoir. 
 
If you're the proud owner of a Benjamin Bulldog big bore airgun, you know what we're talkin' about!...that annoying harmonic twang that rattles your teeth (and kills your concentration) when the rifle is fired. We have the best solution for that, the Pitbull Airguns Depinger.