Author Topic: Barrel Contour ?  (Read 258 times)

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Offline edgemark

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Barrel Contour ?
« on: March 19, 2007, 03:46:31 AM »
I am getting ready to order a 45-70 NOT BC.

SB2-S57

I am wondering if anyone has the outside dimensions for this barrel?

Specifically, in the picture, the barrel appears to be one diameter near the receiver and that diameter is constant for several inches. Then it is radiused to a new diameter and is tapered to the muzzle.

What I mainly need is the diameter at the breech, and the straight length starting at the breech.

Thanks in advance.

edge.

Offline quickdtoo

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Re: Barrel Contour ?
« Reply #1 on: March 19, 2007, 05:21:46 AM »
All H&R barrels cept the 10ga shotgun and 12ga slug barrels, are 1.1XX" at the breech, the straight section of the chamber swell is 3.3" long.

Tim
"Always do right, this will gratify some and astonish the rest" -  Mark Twain

Offline edgemark

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Re: Barrel Contour ?
« Reply #2 on: March 19, 2007, 06:15:09 AM »
Thanks for the fast reply  :)

edge.