The Prototypical 
Guide To 
Paintball Guns 
SEMI-AUTO GUNS
Poison
 
 This picture is courtesy of Splatball City
Manufacturer Brass Eagle
Action Blow Back Semi-Auto
Configuration Bore and Valve In Line
Valve Style Tippmann Based
Caliber 68
Velocity Adjustment Gas Block Type
Feed Type Direct Feed
Barrel Removable 11" Aluminum
Screw in Retension
Gas Source Constant Air Adapter
Features: Options:

Protobable - This was the first Brass Eagle gun (To my knowledge) the came with an internal velocity adjuster.