Proof Research 105320 Bolt Action Barrel Blank 264 Cal 22″ Sendero Light Profile, Natural Carbon Fiber Wrapped Barrel
September 4, 2025
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Proof Research 134542 Bolt Action Barrel Pre-Fit 6mm Creedmoor 16″ 1:7.50″ Twist (4 Groove), 5/8″-24 tpi Threaded, Carbon Fiber, Drop-In Design for Sig Cross
$1,149.00
Proof Research 134542 Bolt Action Barrel Pre-Fit 6mm Creedmoor 16″ 1:7.50″ Twist (4 Groove), 5/8″-24 tpi Threaded, Carbon Fiber, Drop-In Design for Sig Cross
2 in stock
The times of sending off your Sig Cross to have the barrel changed is over with Proof’s drop-in barrel Design! Stand-alone and guaranteed to headspace is achievable at your own home with no gunsmith required!
| UPC | 843068134542 |
|---|---|
| Manufacturer | Proof Research |
| Manufacturer Part Number | 134542 |
| Length | 18" |
| Model | Bolt Action Barrel |
| Rate of Twist | 1:7.50" |