A large shank has a step after the threads and a small shank doesn't.
First picture is the difference
http://www.switchbarrel.com/Savage%20FAQ.htm
How do I determine which is which?
A large shank has a step after the threads and a small shank doesn't.
First picture is the difference
http://www.switchbarrel.com/Savage%20FAQ.htm
[img width=600 height=450]http://img.photobucket.com/albums/v675/gcidso123/savage/gunsmith/barrelnuts.jpg[/img]
.223 Rem AI, .22-250 AI, .220 Swift AI .243 Win AI, .6mm Rem AI, .257 Rob AI, .25-06 AI, 6.5x300wsm .30-06 AI, .270 STW, 7mm STW, 28 nosler, .416 Taylor
This does not hold true all the time with factory barrels. my F/TR 308 factory barrel is large shank and has no step. the best way to find out is actually measure it and the second best way is use the nut method.Originally Posted by nuclabuyer
Gary
"And you shall know the truth, and the truth shall make you free.” John 8:32 (New King James Version)
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