Marble inaccuracy

Cannons powered by pneumatic pressure (compressed gas) using a valve or other release.

how to make it more accurate.........

Rifle it
0
No votes
use new ammo (darts)
5
63%
get used to it
3
38%
 
Total votes: 8
User avatar
jimmy101
Sergeant Major 2
Sergeant Major 2
United States of America
Posts: 3210
Joined: Wed Mar 28, 2007 9:48 am
Location: Greenwood, Indiana
Has thanked: 7 times
Been thanked: 18 times
Contact:

VH_man wrote:i found out my problem........ If i look at the muzzle end of the old barrel, i did not do a very clean cut....... at all............

this time i cut it with a hacksaw, then beveled the edges inward....
This is called "crowning the barrel". For BBMGs people usually run a small bit into the muzzle so the end of the barrel is a conical depression. (Real rifle barrels are also crowned.)
Image
Post Reply

Create an account or sign in to join the discussion

You need to be a member in order to post a reply

Create an account

Not a member? register to join our community
Members can start their own topics & subscribe to topics
It’s free and only takes a minute

Register

Sign in

  • Similar Topics
    Replies
    Views
    Last post
  • Marble Gun
    by Scottaiii » » in Pneumatic Cannons
    13 Replies
    11412 Views
    Last post by jmadden91
  • Marble Gun
    by mark.f » » in Pneumatic Cannons
    5 Replies
    3308 Views
    Last post by mark.f
  • marble gun help
    by koolaidman » » in Pneumatic Cannons
    7 Replies
    2342 Views
    Last post by Gippeto
  • Marble Gun
    by mikemurph » » in Combustion Cannons
    9 Replies
    4984 Views
    Last post by jackssmirkingrevenge
  • marble
    by Pyro Ninja » » in Miniature Cannons
    5 Replies
    5501 Views
    Last post by JDSpud