they Alloy 6061-T6 +Plastic protective made?
????A: The protective cover is plastic, and the others are made of aluminum.
????Since the protective cover sometimes comes into contact with the chain, aluminum materials cannot be used, otherwise the chain will be damaged.
❥(^_-)warm tips:Before placing an order, please confirm whether it is the product you need to buy.
???? Package Includes:as the picture shows
????!!!!Note: This chain guard is used for 1x system，Please make sure your bike is suitable before buying
????Weight:47g（Direct-mounted chain guard）
????Range: 30-46T
????Features: Durable, Lightweight, Anti-rust
????Color: Black
????Description:
????- Use ultralight high-strength Aluminium Alloy .
???? Easy to install, do not worry about drop a chain again and double your chain ring life.For details, please refer to our the last picture.
????- It needs to be small and light, and it must be strong and durable, so we use a solid aluminum alloy as a raw material with high hardness and long service life.
????- Novel hollow design, reduce weight, anti-chain effect is good, make riding smoother and easier.
????????Tips：Please make sure that it is suitable for your bicycle before buying.This is bash guard for 1x system.
???? If the system does not match, it will not work properly.
???? You can send us an email before purchasing or send a question to other customers who have already purchased.