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Do you have a Hellfire 3D print project and want to have the strongest fastener, tool and receiver extension parts possible? These are made using chopped carbon fiber reinforced polymer with 100% infill.
Limit castle nut torque to about 20 foot pounds.
Note: Main lower receiver section is not included.
These are made to order. Please allow extra time for shipment.
Sold with support material still attached. Cleanup work required. Takedown pin holes need to be opened to .25" diameter for pins to fit, allowing you to determine pin insertion tolerance. Rear takedown pin detent/spring hole needs to be opened to .125".
CONTACT US if you have any questions.