Mossberg 100ATR
The Model 100ATR is a bolt-action rifle from O.F. Mossberg & Sons. ATR stands for "all-terrain rifle".

The ATR is available in .243 Winchester, .270 Winchester, 7mm-08 Remington, .308 Winchester, .30-06 Springfield. It has a 4+1 round via internal magazine. It currently features camouflage stocks as well as synthetic and walnut. It also features a floating fluted barrel.

See also 
 BMS Cam rifle
 Remington Model 7615
 Ruger American Rifle

References

100ATR
Bolt-action rifles of the United States