223 60 2mm（Chain protect sticker）. 340 70 2.8mm (Downtube Sticker). Material: 500 micron semi soft PVC / resin. Material: PU EV. High-concerned chemical.
Bike Frame Chainstay Protector Guard Adhesive Bike Chain Protector Anti-Scratch
KMC E9S 9 Speed E-Bike Chain – EPT Anti-Rust Coated – OEM
Silicone Bike Chain Guard Anti-Drop Adjustable Guide Protective
1.2M Long Bike Chain Lock Anti-theft Bicycle Motorcycle Security Padlock 3 Keys
Aluminium Alloy Anti-chain Stabilizer Anti-drop Device Bicycle Chain Catcher
Bicycle Chain Stabilizer Anti-Drop Chain Guide Chain Keeper Bike Chain Catcher
