Standard features:

~Semi-automatic
~12" Aluminum Barrel
~Sleek, Custom Design Receiver
~Super-light Trigger Pull
~Anti-double Feed
~Expansion Chamber with Fore Grip
~Tournament Velocity Adjuster
~Vertical Ball Feed
~New Style Drop Foreward
~New Two Trigger Frame with Regulation Gaurd
~Quick Disconnect Pin
~Low Pressure Chamber
~Bottom Line Set-up with Stainless Steel Hose
~Operates on CO2 or Compressed Air

More on the TL-X can be found at The Kingman Site