Outer Limits 4x4 Board

Can anyone give me any info on where to get an arb air locker for the front of a hj75 ute installed Melbourne eastern subs? I want a reputable fitter.
What I should be paying?
Already have comp and air tank.

These people are very good.

Victoria Differentials & transmissions,
1 Cochrane st
Mitcham 98745268

He used to own a 40, now owns an 80

cheers, Garry

you could just go the ARB head office in kilsyth to get it done