Ruger Conix Electr. Shooting Muff, Nrr27 400 Each load features a specially

Each load features a specially formulated propellant to deliver a steel shot charge up to 175 fps faster than standard waterfowl loads

- Useful on short barrel rifles and shotguns

it may be the holes in your pattern

- Heavy Duty Quick Release Buckles

- Adjustable for height and width

Ruger Conix Electr. Shooting Muff, Nrr27 400 Each load features a speciallyAllen Ruger Conix Electronic Shooting Muff Features: NRR 27dB Meets ANSI S3. 19 and CE EN352 Requirements Dynamic Level Sound Compression Dual Microphone Stereo Sound 1. 5 Millisecond Attack Time Increased Hearing Enhancement Memory Foam Padded Ear Cup Soft Padded Headband with Adjustable Yoke Independent Volume Controls (Requires 2 AAA Batteries Not Included) Color: Black