B Size Aluminum tube and cap set black

These tubes have a standard B Size 1.180×24 size thread compatible with standard B Size accessories.

(The end cap does not directly thread onto a firearm. You must have an adapter for the end cap to the barrel)

• A solid end cap with an internal center mark and a 1.180×24 external thread.
• A center tapped end cap with an internal thread of 13/16-16 and an external thread of 1.180×24.
• A 6.3″ long tube with an outside diameter of 1.26″ and an ID of 1.067″. Usable inside length is 4.50″. Nominal Specs.
• End caps have a knurled edge.
• All components are constructed from 6061 Aluminum and anodized black.
• Tubes have an additional counter bore on the ends to allow for attachment of B Size accessories from other suppliers.
• We do not make any claims that these tube and caps sets will work with internal components from other manufacturers or all B Size accessories.