What is the inner diameter of this barrel?
ZCI 455mm 6.02mm Stainless Steel Precision Inner Barrels
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Open Jan 12, 2026 - 08:55 AM
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Answer
Jan 12, 2026 - 08:55 AM
The inner diameter of this zci inner barrel is precisely 6.02mm, making it a tightbore barrel. Tightbore barrels reduce the space around the BB, which helps improve air seal and consistency for better accuracy and power.
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