No the 338 edge is a full length 300 ultra necked up to 338 no other modifications
I have one of them in a long range heavy we call that rifle THUMPER see my profile pic
It shoots 285ELD AT 2915fps
Leupold mark 4 8.5-24 with a 30 minute rail
Thumper has 2300yards of up scope movement
338 edge...