AR15.Com Archives
 sharing a lower between .308 and .243
1catquak  [Team Member]
2/14/2010 11:11:17 AM
I have a LR .243 and hope to soon receive a LR 308L upper.

Will the buffer and spring that came with the .243 work OK with the .308?
lilpayne  [Member]
2/14/2010 5:53:24 PM
Yep. Same buffer.