Posts:2661 Joined: July 27th, 2010, 9:15 am
Location: Birmingham, United Kingdom
Darth, that's the M-60A1 the A3 had thermal sleeves.
The idea is it stops the barrel from warping due to the barrel overheating etc so you don't blow your barrel like a banana skin.
_________________ When the snows fall and the white winds blow, the lone wolf dies but the pack survives.
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