【Premium Material】 Crafted from anodized aluminum alloy mount, this bike bottle cage adapter combines lightweight durability with corrosion resistance. Double-screw design for a firmer locking.The hollowed-out design reduces weight while maintaining structural integrity, perfect for riders seeking performance and aesthetics. The smooth, scratch-resistant anodized finish ensures long-lasting protection against harsh weather and daily wear. 【Universal Fit & Smart 90° Multi-Position Mounting 】 Fits seat posts/handlebars with diameters from 0.74-1.30 in (19-33 mm) and securely mounts bottle cages with 6.5 mm hole diameters. Install horizontally or vertically on handlebars/seat posts to customize your hydration setup. Includes thick plastic spacers for added grip and to prevent scratching bike surfaces. 【Tool-Free, Secure Adjustment】 Install in seconds with the included 3 mm Allen wrench. The dual-screw clamping system allows infinite positioning and stays tight even on rough terrain. The plastic spacers protect your bike’s finish and non-slip. 【Wide Compatibility】 Designed for MTB,road bikes, Kids Bicycles,motorcycles, Scooters and e-bike, this adapter works with most handlebars, seat posts, and bottle holders. Its sleek, minimalist style complements any bike’s look without adding bulk. 【Package Includes】 1 bike bottle cage adapter, 1 thick protective plastic spacer, and 1 3 mm Allen socket screw. Backed by a satisfaction guarantee for worry-free riding. 【Premium Material】 Crafted from anodized aluminum alloy mount, this bike bottle cage adapter combines lightweight durability with corrosion resistance. Double-screw design for a firmer locking.The hollowed-out design reduces weight while maintaining structural integrity, perfect for riders seeking performance and aesthetics. The smooth, scratch-resistant anodized finish ensures long-lasting protection against harsh weather and daily wear. 【Universal Fit & Smart 90° Multi-Position Mounting 】 Fits seat posts/handlebars with diameters from 0.74-1.30 in (19-33 mm) and securely mounts bottle cages with 6.5 mm hole diameters. Install horizontally or vertically on handlebars/seat posts to customize your hydration setup. Includes thick plastic spacers for added grip and to prevent scratching bike surfaces. 【Tool-Free, Secure Adjustment】 Install in seconds with the included 3 mm Allen wrench. The dual-screw clamping system allows infinite positioning and stays tight even on rough terrain. The plastic spacers protect your bike’s finish and non-slip. 【Wide Compatibility】 Designed for MTB,road bikes, Kids Bicycles,motorcycles, Scooters and e-bike, this adapter works with most handlebars, seat posts, and bottle holders. Its sleek, minimalist style complements any bike’s look without adding bulk. 【Package Includes】 1 bike bottle cage adapter, 1 thick protective plastic spacer, and 1 3 mm Allen socket screw. Backed by a satisfaction guarantee for worry-free riding.