Product Description : Personalize your bike with SUMC’s high-performance rainbow chain. • Award-winning color Make your bike stand out with this chain's rainbow design – a 2019 Shanghai Bicycle Exhibition winner. • Vacuum Coated The robust, colorful coating is wear-resistant and anti-corrosive, so your rainbow chain will last longer. • Double “X” bridge-shaped outer plate The outer plate design lets you shift smoothly between gears and get better power transfer. • Hollow design SUMC’s premium SL series bike chain is hollow to reduce weight, yet it keeps its strength. • Semi-hollow design SUMC’s mid-level EL series chain is semi-hollow with a lighter weight and excellent power transfer. Colorful rainbow finish Our striking, multicolored bicycle chain was given a creative award at the 2019 Shanghai Bicycle Exhibition. When you add it to your bike, you're getting a sleek, standout look with a component that's robust and reliable, too. Resists wear and corrosion The tough vacuum coating on this MTB chain makes it more than a match for adverse conditions, whether you're road biking or hitting the mountain trails. Thanks to the chain's wear- and tear-resistant properties, your gear shifting stays solid and stable. Mix and match components This versatile chain lets you customize your bike by mixing and matching components. It's compatible with For Shimano, SRAM and Campagnolo drivetrain systems and can be used on mountain bikes, road bikes and folding bikes. Whether you're cycling the trail or the road, the chain will provide smooth gear shifting and optimal power transfer. High-performance construction The double “X” design of the outer plate promotes clean and smooth shifting in any conditions. The drivetrain steering will be precise and your shifting will be fluid. Outstanding performance with less weight If you want a cost-efficient chain upgrade, the EL series is for you. Its hollow inner and outer plates let you save some weight while maintaining chain integrity. Your shifting will be more fluid and quieter. Easy maintenance The magic buckle lets you quickly remove the chain for cleaning. Routine maintenance will prolong the life of your bike’s components, keeping it in top condition for stress-free rides. Strong and light Hollow pins and plates make the SL series one of SUMC’s lightest chains. It's perfect for experienced riders who want to reduce weight without sacrificing performance. This top line road bike and MTB chain offers exceptional quality at a modest price. SX12SL Rainbow： SX12EL Rainbow： SX11SL Rainbow： SX11EL Rainbow： SX10SL Rainbow： SX10EL Rainbow： SX9SL Rainbow： SX9EL Rainbow： Compatibility The SUMC bicycle chain is compatible with Shimano (M9100, M8000, M6000 and M610), Campagnolo, SRAM, CP, Micro-turn, Suntek and Blueprint. It can be used on mountain bikes, road bikes and folding bikes. SL Series Model: SX9SL, SX10SL, SX11SL and SX12SL Type: Hollow (inner plate, outer plate and pin shaft are hollow) Weight: SX9SL 273g (410g with box); SX10SL 254g (389g with box); SX11SL 238g (374g with box); SX12SL 252g (391g with box) Package Size: 24cm × 9.5cm × 3cm EL Series Model: SX9EL, SX10EL, SX11EL and SX12EL Type: Semi-Hollow (inner plate and outer plate are hollow) Weight: SX9EL 281g (418g with box); SX10EL 265g (403g with box); SX11EL 252g (394g with box); SX12EL 258g (398g with box) Package Size: 24cm × 9.5cm × 3cm Economical Series Model: SX9, SX10, SX11, SX12 and S99 Type: Solid Weight: SX9 290g (334g with box); SX10 271g (317g with box); SX11 254g (298g with box); SX12 264g (308g with box); S99 278g (321g with box) Packaging Size: 25cm × 9cm × 3cm Speed The SUMC bicycle chain can be used on 9-, 10- and 11-speed bikes with 116 links and 12-speed bikes with 126 links. Color The colorful vacuum-plated finish is wear-resistant and will not fade. It won the 2019 Shanghai Bicycle Exhibition Innovation Award. Design Qualities Vacuum and electroplating technologies are used to apply the colorful rainbow coating. The chain has a double "X" bridge shaped outer plate and was subjected to tensile strength and fatigue resistance tests. The quality is guaranteed. Guarantee Each box with a magic buckle is licensed and guaranteed for 1 year.

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