Gas System: Mid-length
Twist: 1:8 button rifled
Contour: (Light) .650 under hand guard/.740 in front of gas block (Ultra Light) .500 under hand guard/.500 in front of gas block/.740 at muzzle
Diameter at Gas Block: .750
Muzzle Threads: 1/2″-28 TPI
Material: 416R Stainless
Weight: (Light) 28.5 oz. (Ultra Light) 20 oz.
This barrel is available with the following finish options:
Machine Finish: Barrel is in its unpolished, “as-machined” state and will show light turning marks and slight imperfections.
Light Polish: Barrel receives a light “brushed” finish. This leaves the surface uniform and removes most machine marks and blemishes.
High-Grade Polish: Barrel is polished to a reflective finish on the same level as our complete rifles and barrel kits.
Black Teflon®: Barrel receives a uniform low-shine black coating.
Thermal Dissipator: (Light Contour)
This barrel takes our short .650 OD Thermal Dissipator (JPTD650S).
Note that the Orange Fade Thermal Dissipator is made to order and will add two weeks to delivery.
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