I have not purchased any material yet so I'm not dead set on 3.5". That is just the larges diameter that will not block my scope. I was figuring to make this can as voluminous as I could, but it is looking like I am overshooting the moon.

The original weapon weights 29 pounds so whats another 10 but more weight to absorb recoil. I under stand that volume is my friend but I think that is is possible that I may be over engineering this can a bit.

So after stalking this site for years and watching some amazing builds happen it is time for my 50 bmg to get a can. I want to do a reflex style can with a muzzle brake integrated into it. Similar to what JohnnyO did for his amazing can. I have 18" of free barrel to work with before the hand-gu...

using tooling like what is on page 29 of this cataloge
http://www.doriantool.com/wp-content/up ... g-2012.pdf

and for baffles i am think k baffles but Im not sure yet.

So I have been thinking about doing a form 1 and what do you guys think of knurling the flat surfaces on the baffles to create more turbulence of the gases? Maybe also knurling the inside of my blast chamber? It would be harder to get clean but that's not something that an ultrasonic cleaner shouldn...