Re: 260 barrel length??
The 260 with an 8.5 twist barrel is the best twist for that caliber. I bulit 30" down to 20" in barrel length. Barrel length will depend on your needs. Is it a hunting or F-Class rig? I have a 20" that is a tack driver at 800 yards. I lost about 35 fps to 45 fps. It...