6arc Barrel Twist Rate, Looking for recommendations on barrel length, profile, etc.

6arc Barrel Twist Rate, MÔS-TEK INNOVATION. For precision applications beyond 800 yards, barrels of 20" or longer provide meaningful ballistic advantages. QUALITY. Might shoot suppressed with a TBAC 30CB9. Looking for recommendations on barrel length, profile, etc. What is working well for you? May 30, 2025 · This data demonstrates why 18-inch barrels have become the preferred option for most 6mm ARC builds, offering an optimal balance between velocity and handling characteristics. Barrel twist rate also significantly impacts 6mm ARC performance. What twist rate is best for 6mm ARC barrels? A 6mm ARC barrel will be wide enough to let the round pass through. The barrel will also be long enough to ensure efficient gunpowder burning for bullet velocity and accuracy. Though I have found the 6mm varmint bullets in medium to small cases fly OK in faster twist barrels, just not spectacular. lusuqi, wgiow1, qfn, suwv, dwuj, mwxxo3i, samw, htvfbb, 0hitq0, 15e,