SUMC Bicycle Chain 8S 9S 10S 11S 12S 13S Silver Gold Foldable Road Mountain Bike Bicycle

SUMC Bicycle Chain – High-Performance Speed Chains (8/9/10/11/12/13 Speed)

Upgrade your ride with SUMC’s premium bike chains—engineered for smooth shifting, durability, and universal compatibility. Perfect for road bikes, mountain bikes, and folding bikes. Choose the right chain based on your drivetrain’s speed configuration.

🔧 Product Highlights

• ✅ Compatible with Shimano, SRAM, Campagnolo, microSHIFT, SENSHA, L-TWOO

• ✅ Speeds Available: 8 / 9 / 10 / 11 / 12 / 13

• ✅ Includes: 1x Magic Fastener (Quick Link)

• ✅ Perfect for: Mountain bikes, road bikes, folding bikes

📦 Available Models & Specs

🌟 Key Features

• 🛡 P01 – Electroplating Tech: Triple-layer anti-rust coating with TI-CN wear resistance

• 🔧 P02 – GLC Lubrication: Advanced self-lubricating pins for smoother, quieter shifting

• 🌈 P03 – Gradient Color Options: High-durability rainbow coating (select models)

• 🕳 P04 – Hollow Pin Design: Reduces weight and dirt build-up, easy to clean

• 🔩 P05 – High-Grade Materials: Carbon steel for beginners, aluminum alloy for performance

• ⚙ P06 – Optimized Weight Design: Lightweight structure with smooth shifting performance

🛠️ Easy Installation

Magic Fastener Included
Quick-link design makes it easy to install or remove without tools.

Chain Length Guide:

• Match length to your old chain, or

• Wrap around big front and rear gears + add 2 links

• Use 90° derailleur angle method for perfect fit

💬 Need help choosing the right speed?
Count the number of cogs on your rear gear cassette. Example: 10 cogs = 10-speed chain.