Search found 3 matches

by RatedZ4Zoro
Thu Apr 08, 2010 3:12 am
Forum: Pneumatic Cannons
Topic: simple co-ax with attached stock
Replies: 53
Views: 5594

hey great gun, sorry but this question is a bit off topic but, i have built a pvc coaxial with a 40mm chamber and cylinder(where piston slides up and down) with a 20mm barrel. My first piston was made of cast hot glue with a 6mm rubber sealing face. my second piston was mae of a 25mm coupling with r...
by RatedZ4Zoro
Thu Apr 01, 2010 3:13 am
Forum: Pneumatic Cannons
Topic: Tghhs' ass kicking large bore.
Replies: 14
Views: 3124

hey great gun real clean, i like that. i am from aus too, sydney to be exact and i was wondering if that sprinkler valve had a guide rod and if it did what did you do with it once you modded it? i recently modded a sprinkler valve and i found that i need back presure on the outlet of the valve for i...
by RatedZ4Zoro
Wed Mar 31, 2010 5:32 am
Forum: Miniature Guns
Topic: Second One
Replies: 22
Views: 4392

hey nice cannon!!
i was wondering how you get you barrels to stay in the center of your chambers without a support nearer the piston?