The following CO2 parts are available for sale, all together or as two groups.... They were used in this thread.... http://www.canadianairguns.com/showt...e-Pistol-Build
The TJ's barrel is 12.5" long, .25 cal, and ported, chambered and crowned, it is 1/2" OD.... STILL AVAILABLE
The tube is from a 2250 and has a 5/16" transfer port hole.... SPF....
The end cap with the brass attachment is for a forcing a cartridge against a fixed piercing pin....with the CO2 contained within the tube.... SPF....
The stock end cap was used with the extended valve, and in that version the piercing occurs on firing.... SPF....
The front half and extension of the valve shown fit the rear half of a 22XX valve, roughly tripling the volume.... SPF....
The .25 cal MRod magazine is no longer available....
The barrel is $125 plus postage....
The tube, valve and end caps are $75 plus postage.... SPF....
Bob