7mm 1-9 twist #17 contour (rem varmit) 27" long. 35 rounds through it. Used on two whitetails and decided to do a 338. shot 3/4 inch groups with 168 bergers I did not play with it much as I finished it a week before season. Postal Money order $265 shipped. Forgot to add It is threaded for a rem 700 and chambered in 7RUM.