This Proof Research pre-fit barrel is made for the Defiance Ruckus action and chambered in 7mm PRC. Carbon fiber construction keeps it to about 2 lb 15 oz, a good fit for a long-range hunting rifle. It has a Sendero contour, 1:8 twist and 5/8-24 threaded muzzle.
- Brand: Proof Research
- Fits: Defiance Ruckus
- Caliber: 7mm PRC
- Length: 24 in
- Twist: 1:8
- Contour: Sendero
- Muzzle thread: 5/8-24
- Construction: Carbon fiber
- Weight: 2 lb 15 oz
