Q:

looking for a 2240 bulk upgrade, please help

im going for the one in the bottom but i want the hose to come in at the end of the tube, not drilled.

like this

Im thinking about the
BOSS & Max-Flow System:

jdsairman 13 cu. in. 3000psi input / 1600psi Regulated Output
http://www.jdsairman.com/sitebuilder/images/DSC_00033-172×268.jpg

what else do i need? am i missing something

General Chat

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then maiby a 1400 regulator, alot of people do it and get great numbers without problems, but if i do get problems then il learn from them, im pretty new to this so learning is not a big deal.

thanx alot for those links btw

I would question whether it is safe to pressurize the Crosman tubes at 1600 psi., you’re asking for problems.

Advice on valve retention:
http://www.network54.com/Realm/CFTech/BioVlvSec.htm

Here’s a few links on internal and external bulk filling:
http://www.network54.com/Realm/CFTech/Biotankbulk.htm
http://www.network54.com/Realm/CFTech/BioTubeBulk2.htm

If you really want to build a HPA Crosman pistol, you should consider contacting this guy and have him build a Discovery pistol for you. It’s a safer alternative.

http://www.pacificpelletguns.com/about.html

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