Magazine tube nut for attaching Nordic Components extensions. Manufactured from aluminum billet and anodized matte black. Click this link to find the extension tube for your firearm: Extension Tube Mfg: Nordic Components
| Manufacturer_ID | NUT-BN-12-00, NUT-MB-12-00, NUT-SX-12-00, NUT-WIN-120, NUTBP1200, NUTM30001200, NUTWIN120 |
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