This is a Christensen Arms Rifle: Bolt Action known as the Mesa chambered in 450 Bushmaster, model # CA10280-Y12711, UPC 810651029004
Model Series: Mesa
Gun Type: Rifle: Bolt Action
Caliber: 450 Bushmaster
Action: Bolt Action / Spiral Fluted Bolt
Capacity: 4+1
Finish: Tungsten Cerakote
Stock: Carbon Fiber Composite/Black With Gray Webbing
Sights: No Sights
Barrel Length: 20 Hand Lapped/ Free Floating/Button Rifled
Overall Length: 41
Features: Match Grade Adjustable Trigger (2.5-3.5 lbs)