Material: Thickened aviation aluminum, anodized multi-color (blue/black/red) Accessories: Mounting screws + hex wrench included for instant installation Features 1 Telescopic adjustable design, fits containers with 50–75mm diameter, works for bike bottles, thermoses & mineral water bottles 2 1mm thick reinforced tube construction, stable load-bearing, prevents shaking on bumpy roads 3 Built-in anti-scratch rubber pads to avoid metal abrasion and protect bottle surface 4 Slotted base for vertical position adjustment, compatible with most bike frame mounting holes 5 Lightweight anti-rust anodized finish, durable with no extra riding weight 6 Complete installation hardware included, easy DIY mounting without extra tools
