JBU 6.01mm x 363mm Tightbore Inner Barrel for M4

JBU 6.01mm x 363mm Tightbore Inner Barrel for M4

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  • $39.95
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The JBU 6.01mm x 363mm Tightbore Inner Barrel for M4 is a sensational customer favorite, and we hope you like it just as much.

Inventory Last Updated: Jul 22, 2026