Not 308 but chronographed my 7mm08 with 16inch barrel and 139 Hornady Whitetail recently and it was only doing 2430fps. I would guess you will be around 2600 with your 18inch 308.
Type: Posts; User: Forestry
Not 308 but chronographed my 7mm08 with 16inch barrel and 139 Hornady Whitetail recently and it was only doing 2430fps. I would guess you will be around 2600 with your 18inch 308.