Confirm Action

Are you sure you wish to do this?

Confirm Cancel
Member Login
Site Notices
9/22/2017 12:11:25 AM
Posted: 11/22/2002 10:32:41 PM EDT
I need some help, I need the specs on the gas port hole diam. for a 11.5 car barrel. I got a hold of a unfinished barrel and plan on building it up to complete an upper but can't find any specs on gas ports for the AR15 barrels anywhere.
Link Posted: 11/22/2002 10:50:14 PM EDT
This is second hand info... but here goes. Colt's gas port sizes are: [10.5" - .093] [11.5" - .081] [14.5" - .063] [16.0" - .063]
Link Posted: 11/23/2002 6:54:50 AM EDT
Thank-you so much..Just the info. I needed.I knew you'all would know!Great Site! Thanks again! Wayne@ Byers'Firearms
Top Top