Here are some proper specs: 25mm (1") x 1m (3.2') Chamber 1" Lawn Genie Sprinkler Valve modified with a Dust Cleaner 16mm (0.5") x 1m Marble Barrel I am still waiting on some feedback regarding the idea of encasing the gun in a wooden stock. The reason I have such a small chamber is so that I can fi...

In Australia any homemade weapon is classed as a prescribed firearm and requires the same licence as such things as machine guns, SMG's, grenade launchers etc. Theoretically, someone with either a Class A or Class B firearms licence could have a registered gunsmith build them a spudgun if they had a...

I attempted to make a co-axial piston marble gun but it wouldnt work so I decided to go with what i'm used to. I made an inline with a 40mm x 40cm chamber and a 16mm steel marble barrel it shot very well and had good accuracy. I decided that I would like a stock and I was wondering if having a PVC s...

pimpmann, the block i refer to is the purple thing in the pic on that site.
glad i could help

Good to hear that u got it to work
Happy Spudding

Make sure that the trigger wire coming from the transformer is close enough to the two electrodes from the capacitor.

http://www.gizmology.net/pbm.htm is a great site with a homemade blowforward paintball mechanism. I wanted to build one but i cant find anything to use for the block.

I can't find the info on angelfire can u please give a link or a diagram from the site.

You can get sprinkler valves at Bunnings and blowguns in the form of dust cleaner accesories for compressors at Bunnings too or at Gasweld.