High Voltage Black Nitride Waterfowl Choke, 20 Gauge

Just like our original JEBS High Voltage choke tube design, our Black Nitride waterfowl choke tubes are held to the same quality and durable standards as before.

Features

• Provides additional lubrication
• Protects against corrosion
• Wear resistant
• 82 on the Rockwell Chart.

Choke Tube Comparisons for JEBS Restrictions Versus Standard Factory Choke Sizes

• .575 - Similar To A X-FULL 
• .580 - Similar To A  FULL                     
• .585 - Similar To A  MODIFIED
• .590 - Similar To A IMPROVED
• CR   -  Shots 20 yards and closer