What does gbb stand for?
gbb stands for "Gaz Blow Back"
How to abbreviate "Gaz Blow Back"?
"Gaz Blow Back" can be abbreviated as gbb
What is the meaning of gbb abbreviation?
The meaning of gbb abbreviation is "Gaz Blow Back"
What does gbb mean?
gbb as abbreviation means "Gaz Blow Back"
