USA Gear Sports Helmet Action Camera Mount with Quick-Release Straps, J Hook, Tripod Screw Adapter and Extension Arm - Compatible with Sony Action Camera HDR-AS200V, HDR-AS10, HDR-AS100V & More COMPATIBILITY: The USA Gear helmet mount is universally compatible with action cameras such as the Sony 4K Action Camera FDR-X1000V , HDR-AS200V , HDR-AS10 , HDR-AS100V , HDR-AS20 , HDR-AS30V and More ALL-INCLUSIVE: This kit comes with a J hook action mount adapter, extension arm and a  tripod screw adapter CUSTOMIZABLE: Setup custom shooting angles and POV perspectives with the included 3.5 inch extension arm ADAPTABLE: Works with any type of vented or smooth surface helmet. Weave the strap between vented helmet slots or use the industrial strength adhesive pad to mount to a smooth helmet. QUALITY DESIGN: Strap base dimensions: 2.12 x 1.75 x 0.62 inches/Adhesive base dimensions: 2.12 x 1.75 x 0.62 inches/Weight 3.42 ounces. Quality Guaranteed  Backed by a 3 year manufacturers warranty