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Perfect Brass Barrel for 1/4" Slingshot Ammo

Posted: Fri Mar 13, 2020 12:46 am
by Xamllew
Just wanted to share a valuable resource with any others out there looking for a good tightbore barrel. McMaster Carr have these in stock
https://www.mcmaster.com/8950k552

Just need to de-burr the cut ends with a fine grit sandpaper when it arrives.

Thanks to Farcticox for finding this.

Re: Perfect Brass Barrel for 1/4" Slingshot Ammo

Posted: Fri Mar 13, 2020 4:08 am
by farcticox1
That's not too tight is it ? 0.249 ID

Re: Perfect Brass Barrel for 1/4" Slingshot Ammo

Posted: Fri Mar 13, 2020 5:09 pm
by Xamllew
farcticox1 wrote:
Fri Mar 13, 2020 4:08 am
That's not too tight is it ? 0.249 ID
Nope. It's a very airtight fit, but a bearing can still drop through under gravity alone. Very close tolerences.