Single Disk Chain Guide, Easy Installation Bike Chain Guard High Strength Stable for Bike Cycling for Outdoor Riding for Road Bike for Mountain Bike

Feature:1. This chain guide rail is light in weight, stable in design, does not drop the chain, and the anti?dropping chain is 99%. 2. Use high?strength 7075 CNC aluminum alloy, firm, reliable, and durable for using. 3. Wonderful accessory to ensure that the chain will never fall off and extend the life of the chain. 4. Easy to install, no any complex procedures, convenient and reliable for using. 5. Simple and generous appearance, beautiful color, can decorate your vehicle well. Specification: Condition: 100% Brand NewItem Type: Chain GuideMaterial: Aluminum AlloyColor: BlackHolding Range: Disc 30-40T blade, oval disc 30-38T Package List: 1 x Chain Guide 2 x Gasket