Material type:Aluminium, Metal Batteries included?:No Package Dimensions:10.7 x 7.5 x 2.1 cm; 10 Grams Features:- Perfect fits for Disc brake rotor or water bottle cage.- Aluminum alloy construction, anti-rust, stable and durable.- Bright colored appearance, attractive and also decoration for your bike.- High precision screws are easy to install and use.- Desirable screw bolts are prepared for your bikes.Specification:Condition: 100% Brand NewModel: G-510Material: Aluminum AlloyColor: Red, Blue, Black(Optional)Quantity: 2 pcsScrew Head Diameter: Approx. 13.6mm / 0.53inThread Length: Approx. 12mm / 0.47inThread Diameter: Approx. 5mm / 0.2inWeight: Approx. 15gPacking List:2pcs * Bike Water Bottle Holder Bolts About this item [Fitment]: Bolts are designed to use on water bottle cages only; Perfect fits for Disc brake rotor or water bottle cage [Material]: Adopts aluminum alloy construction, the bolts are hard and durable, can prevent rust and corrosion [Specification]: M5 x 12mm; Weight: 15g; Three colors for choosing (Red/ Blue/ Black) [Package]: Comes with 2pcs M5x12mm bicycle bolts; Thread length: Approx. 12mm / 0.47in; Thread diameter: Approx. 5mm / 0.2in [100% Satisfaction]: If you have any question about this item, please feel free to contact us, we will help you within 24 hours on weekdays [Fitment]: Bolts are designed to use on water bottle cages only; Perfect fits for Disc brake rotor or water bottle cage [Material]: Adopts aluminum alloy construction, the bolts are hard and durable, can prevent rust and corrosion [Specification]: M5 x 12mm; Weight: 15g; Three colors for choosing (Red/ Blue/ Black) [Package]: Comes with 2pcs M5x12mm bicycle bolts; Thread length: Approx. 12mm / 0.47in; Thread diameter: Approx. 5mm / 0.2in [100% Satisfaction]: If you have any question about this item, please feel free to contact us, we will help you within 24 hours on weekdays