Top Shelf Steel Jam Nut For.40 Caliber And 6.5 Grendel Builders Boasting Full Cnc Threads And Mag Phosphate Coating In Matte Black For Dead Tight Fitting On Custom Gun Rig Projects

Precision Single CNC Steel Jam Nut For.40 And 6.5 Grendel
✔️ 9/16-24 Thread Pitch With Mg Phosphate Finish And 0.16 Depth

This single steel jam nut locks threads securely during AR-15 platform assembly or home defense rifle building. You typically mount it to stabilize upper receivers, gas blocks, and backplate setups that require solid tension without stripping.

✅ CNC Cut 9-16-24 Internal Threads
✅ Measures Exactly 0.16 Inch Overall Height
✅ Finished In Matte Black Magnesium Phosphate
✅ Fits Standard AR Platform Receiver Extensions

💡 What makes a threaded steel lock nut essential for custom rifle assemblies?
Phosphate finish handles field messes while staying handy when you swap barrels or replace gas systems. Load up the right thread size and tighten down fasteners until resistance hits hard.
- Anti-seize properties keep chambers clean between range trips
- Mil-spec tolerance cuts down fumble time on the workbench
- Solid locking geometry prevents shake loosening during rapid fire drills