This is a Featherweight barrel for the pre 64 model 70 rifle, chambered in .243 Winchester. The 18-lines #7 sight ramp dates this barrel somewhere between the years 1957-1963.
Bluing - 97% - The bluing is in excellent condition and shows minimal signs of wear or fading.
Metal - Excellent with no significant scratches, gouges pits etc.
Bore - 6/10 - The rifling in this barrel shows significant signs of wear, but there are no pits or scratches in the bore.