• Made of high strength carbon steel, with electroplated surface, anti-corrosion, rust-resistant, wear-resistant and durable
• Specifically engineered for 12-speed drivetrains, ensuring compatibility and optimal performance for your biking adventures
• Allowing quick installation and removal

Specification:

• Speed: 12 speed
• Material: High-strength carbon steel
• Length: 126 links
• Pitch: 1/2'' x 11/128''
• Weight: about 259g; half-hollow: about 248g; full-hollow: about 235g
• Applicable bike models: most mountain bikes, road bikes, folding bikes, etc
• Features: fully electroplated, wear-resistant, durable, rust-proof, anti-corrosion, quick and smooth speed change