Silver Mountain Bike Bicycle Quick Release Bulb Lamp Expansion Bracket Spike EC

Feature: \n 1. Easy to install riding lights with it, to ensure the safety of riding at night.\n2. This product is only suitable for quick disassembly wheel set.\n3. Remove the quick-release nut, replace the original nut and install the lamp holder directly.\n4. This lamp holder can also be used as a quick-release nut.\n5. The height of the shaft is relative with the lighting range. \n\nSpecification: \nFeatures:\n\n--\n\nEasy to install riding lights with it, to ensure the safety of riding at night. \n\n--\n\nThis product is only suitable for quick disassembly wheel set. \n\n--\n\nRemove the quick-release nut, replace the original nut and install the lamp holder directly. \n\n--\n\nThis lamp holder can also be used as a quick-release nut. \n\n--\n\nThe height of the shaft is relative with the lighting range. \n\nSpecification:\n\nColor: Black, Silver, Golden, Blue, Red\n\nMaterial: aluminium alloy\n\nDimension: Approx. 5*2*2cm / 2*0.8*0.8in\n\nWeight: Approx. 17g\n\nPackage List:\n\: