Feature:1. Strong Compatibility: Helmet dial suspension system chin strap is compatible with most helmet, which has strong compatibility.2. Nyon Material: Helmet dial suspension system chin strap is made of nyon material, which is comfortable to wear, sturdy and durable.3. Applicable Model: Helmet dial suspension system chin strap is suitable for Fast helmet, for MICH helmet and for Wendy helmet.4. Easy Installation: Equipped with 4 sets of fastening screws, adjustable dial suspension system chin strap for Wendy helmet is easy and convenient installation.5. Good Workmanship: Helmet dial suspension system chin strap, support knob adjustment, exquisite workmanship, portable size and easy to use.Specification:Item Type: Helmet Dial Suspension System Chin StrapProduct Material: NylonWeight: Approx. 128g / 4.5oz.Package List:1 x Lining Strap4 x Screw4 x Nut