ENHANCED DURABILITY - Crafted from high-quality aluminum alloy, plastic, and silicone for a robust and long-lasting action camera mount, ensuring reliability during intense activities. WIDE COMPATIBILITY - Seamlessly works with Insta360 X3, X4, GO 2, GO 3, GO 3S, Ace Pro, Ace, ONE RS (Twin/4K), ONE X2, ONE X, and ONE R cameras for versatile use. ULTIMATE ADJUSTABILITY - Features a 2-Prong to 1/4' adapter and thumb screw, allowing precise angle adjustments for capturing the perfect shot from any bike seat rail position. SECURE GRIP - Includes 4x anti-slip rings to ensure a firm and stable attachment to your bike seat rail, minimizing vibrations and keeping your camera secure during rides.