Caliber: .308 Winchester / 7.62 x 51 NATO Stock: Walnut Sights: Fully adjustable aperture style rear sight Finish: Manganese Phosphate Barrel Length: 22″ Twist: 1-10 LH Grooves: 4 Overall Length: 43″ Weight: 9 lbs Length of Pull: 13.2″ Limited Lifetime Warranty