Military 18 SPR - AR15.COM

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Posted: 2/17/2006 5:11:37 AM EDT

What profile barrel is the military use on the SPR and twist rate?

I was going to get a RRA 18 varmint but might try building one of the SPR!

I know nothing about this rifle other than 18 barrel?

were can I buy a barrel/upper

Thanks guys

Posted: 2/17/2006 5:15:45 AM EDT

[#1]

www.ar15.com/forums/topic.html?b=2&f=130&t=143864

Medium contour 1:7 twist.

Posted: 2/17/2006 5:53:20 AM EDT

[#2]

Thanks I gota get one I could of never left!

Posted: 2/17/2006 9:20:08 AM EDT

[#3]

Quoted:
www.ar15.com/forums/topic.html?b=2&f=130&t=143864

Medium contour 1:7 twist.

Extended ramps of not?

Posted: 2/17/2006 9:31:09 AM EDT

[#4]

Quoted:
Quoted:
www.ar15.com/forums/topic.html?b=2&f=130&t=143864

Medium contour 1:7 twist.

Extended ramps of not?

CRANE issue SPRs have M4 barrel extensions.

Posted: 2/17/2006 9:53:36 AM EDT

[#5]

I thought they were 1/8 barrels.......

Maybe I was thinking of the 18"

and since there are those who do prefer 1/8 in precision rifles

Posted: 2/17/2006 10:08:11 AM EDT

[#6]

Quoted:
I thought they were 1/8 barrels.......

Maybe I was thinking of the 18"

and since there are those who do prefer 1/8 in precision rifles

SDM barrels are 20" 1:8

Posted: 2/17/2006 10:09:39 AM EDT

[#7]

please forgive my ignance

what is SDM?

Posted: 2/17/2006 10:19:44 AM EDT

[#8]

Quoted:
please forgive my ignance

what is SDM?

squad designated marksman

[ARCHIVED THREAD] - Military 18 SPR

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