ODIN Works 1 3/16 Ragna Crowfoot Wrench Black. Specifications for ODIN Works 1 3/16 Ragna Crowfoot Wrench: Manufacturer: ODIN Works Color: Black Condition: New Features of ODIN Works 1 3/16 Ragna Crowfoot Wrench Use this crowfoot wrench to torque the barrel nut to 40-50 ft lbs. Not compatible with the ODIN Works 308 Forend barrel nut or the Standard and O2 Lite AR 15 barrel nut. Package Contents: ODIN Works 1 3/16 Ragna Crowfoot Wrench ODIN Works ACC-1-3-16-Crowfoot-Ragna: 1 3/16 Ragna Crowfoot Wrench Black