Item Name: Item Gone: FS AR-15 458 SOCOM
Location: Ellijay
Zip Code: 30536
Item is for: Sale Only
Sale Price: 700.00
Caliber: Other
Willing to Ship: Yes
Bill of Sale Required?: No
Item Description: AR-15 458 SOCOM
Bear Creek arsenal with a multi-caliber lower and a 458 barrel. Key mod...
I need a little help figuring out what's going on with my bullets. I'm using Hornady SST ballistic tip 130gr. IMR 43gr of powder, Winchester large rifle primers. Everything is well within measurements for length of the bullet and brass. Shoots fine at 25 yards but it starts tumbling before 50...