We now offer a custom length service for our own brand XT stainless steel tightbore 6.01mm inner barrels. Contact us with your requirements for a quote.
- Enlarged hop window (6mm long and 4.5mm wide), designed for hop rubbers with larger contact patches.
- Hand finished with polished hop window, crown and both ends of the internal surface to remove imperfections.
- Cleaned and test fired to ensure level flight.
- Internal polishing Ra 0.5. In comparison ZCI is around Ra 1.0 and stock brass inner barrels Ra 1.5
- Custom length inner barrels will not have size markings etched into the outer surface.
We've created a bucking and nub combo pack consisting of a Maple Leaf MR together with a FLAT nub.