ArticleNo/ P/N: AG9-20/1 3M Peltor AG9-20/1 Headband 9-Cores - No longer available from 3m Peltor Replaced by AG9-23/1. - Sold as spare part when replacing the headband fitting on hearing protectors. Suited to 3M Peltor WS ALERT XP and WS ALERT XPI with Bluetooth, incl. ACK versions. Price request