You should be able to add the pictures.  If you have trouble with this, let me know and I will add them for you.

I Recently bought a used 4x8 cnc router and i am currently in the process of upgrading it.

Some Specs : 

• X : 48"
• Y : 24" 
• Z : 5"
• Spindle : 2.kW Water-cooled Spindle with VFD
• Servos : Nema 34
• Rails : 1" round rails
• Axis : X, Y & Z Ballscrews

Upgrades in progress : 

• Installing a 400CFM Vaccum Holding system with 4 sections( Hurricane from Blackbox)
• Upgrading the old electronics 
• Tidying up the spagetti nightmare under the table into a clean cabinet

Here are some photos :