How To: Conversion Kit, 455 Regulator for KM 37, KM 57, SL 17C or SL 27® Helmet Your browser does not support iframes, but you can visit <a href="https://player.vimeo.com/video/331331756?color=FDC600&title=0&byline=0&portrait=0"></a>
Chin Strap, Sealed Pull Pins and Swing Catch for Fiberglass Helmets Chin Strap, Sealed Pull Pins and Swing Catch for Fiberglass Helmets
SuperLite® 17B Neck Clamp Area (Including Internal Chin Strap and Yoke) SuperLite® 17B Neck Clamp Area (Including Internal Chin Strap and Yoke)
Head Cushion, Head Cushion Foam Spacer (HCFS) and Chin Cushion Head Cushion, Head Cushion Foam Spacer (HCFS) and Chin Cushion
