SIG 540/550/551/552 Bolt head.
Cheers
Considering the length of bolt it must be one of .308 SIGs (542 or 750/751).
You guys are good.
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SIG 540/550/551/552 Bolt head.
Cheers
Considering the length of bolt it must be one of .308 SIGs (542 or 750/751).
You guys are good.