CYSKY Bike Chain Guide Mountain Bike Chain Guard MTB Bicycle Chain Protector 7075 Aluminium Alloy for Most Bicycle Road Bike Mountain Bike

• High-quality Material: With ultra-light and high-strength AL7075 aluminum alloy as well as the high-quality CNC
• Compatible: fit bike with 1x drivetrain systems, for single piece sprockets
• Suitable Vehicle Pipeline: Seatpost diameter 35mm (With ø31.8mm to ø35mm shim)
• Easy to Install: The seat tube clamp chain guide is lightweight and easy and convenient installation, adjustment with wrench, no need to disassemble the crank
• Prevents falling off: The chain guide can be used for pipes in the frame to prevent the chain from falling off and moving, without worrying about dropping the chain again and extending the life of the chain, smoother and smoother ride

Specifications: Mounting Standards: Fit bike with 1x drivetrain systems Material: Alloy 6061-T6,Plastic top guides Weight: approx 52g Process: CNC machined Color: Black Accessories: Fixing bolts and spacers Feature: 1. Seat tube clamp chain guide, effectively prevent chain drop and chain skipping for a smoother ride, for single piece sprockets 2. Seatpost diameter 35mm (With ø31.8mm to ø35mm shim) 3. Compatible: fit bike with 1x drivetrain systems 4. Material: Alloy 6061-T6,Plastic top guides 5. Extremely easy to install and adjust using a single 4mm Hex tool, without removing your cranks Package Includes: 1 * Chain Guide 4 * Spacers ADD The Chain Guide to Your Cart, Enjoy The Rides Note: Please Choose Right Size