.50 Beowulf Aug 9, 2011 9:49:06 GMT -5 Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by crowell33 on Aug 9, 2011 9:49:06 GMT -5 So, someone just offered to trade me a .50 Beowulf upper receiver for my .450 Bushmaster upper receiver. This is a hard decision...