12.75” 300 Blk Proof Research Q Mini Fix 1:7t
$750.00
1 in stock
Description
Proof Research carbon 12.75” 300 Blackout 1:7t Q mini Fix barrel, 5/8×24 Q taper. Lightly used (approx 600 rds) for our 1:7t load development.
Very accurate with our 200gr Rex load, JustCause Solutions 200gr Rex load, Discreet Ballistics 188gr Selous, our 110gr T-Rex and 220gr SMK Subsonic loads as well as Hornady 190gr Sub-X.
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