kooks axle backs

[eng90]

hey guys,

i listened to kooks axle backs and i think those are this axlebacks for me ...

If any1 has reviews about them .. anyone heard or seen them please gimme review cuz i just saw them on youtube i donno in real life how different they will be .

And if any 1 can gimme out how much do those axle backs weighs, I would be happy to know their weights .

Thanks