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Specification
Brand : Sanmum
BulletPoint1 : Premium and Reliable: The flywheel is made of high resistance stainless steel, the strength and hardness is 2 times of normal 316 stainless steel, the hardness reaches 18 degrees. The screws are made of stainless steel, anti-corrosion and anti-rust, adapting to long-term outdoor riding. 6061 aluminum alloy is used for compression plate and spacer, super light and corrosion-resistant, keeping the strength and reducing the weight at the same time.
BulletPoint2 : Easy Installation: This chain tensioner kit mounts right onto a mountain bike derailleur hanger to provide a simple, effective, and adjustable way to tension a single speed system. Attention: This flywheel is compatible with 7-11 speed cassette flywheel tower base, for chain, please choose 7-11 chain to install.
BulletPoint3 : High Performance: New torque adjustable design, stronger tension, chain slightly longer and shorter can be used. The guide wheel is made of wear-resistant material, which increases the running width of the chain and reduces the chance of dropping the chain. Ensures tension for your chain to make you pedal with less effort, suitable for long time outdoor riding.
BulletPoint4 : Compatibel: 12T/13T/14T/15T/16T/17T/18T/19T/20T/21T/22T. Suitable for road bike, racing bike, mountain bike.
BulletPoint5 : Package Contains: 5 Spacers, 1 Flywheel Cover, 1 Flywheel, 1 Double Guide Wheel Chain Tensioner, 2 Wrenches, 1 Torque Adjuster.
Color : Black
ExternallyAssignedProductIdentifier : 7601900010224
ExternallyAssignedProductIdentifier1 : 0670297174830
ExternallyAssignedProductIdentifier2 : 670297174830
FitType : Universal
ImportDesignation : Imported
IncludedComponents : 1
ItemName : Bike Single Speed Fixie Cassette Conversion Kit 12T/13T/14T/15T/16T /17T/18T/19T/20T/21T/22T Chain Tensioner with Adaptor for Fixed Gear/Fixie Bike (21T,Black)
ItemPackageDimensions_Height : 3 centimeters
ItemPackageDimensions_Length : 10 centimeters
ItemPackageDimensions_Width : 10 centimeters
ItemPackageQuantity : 1
ItemTypeKeyword : front-bike-derailleurs
Manufacturer : Sanmum
Material : Metal
ModelName : SA5403095varyus02
ModelNumber : ZLxGMK141
NumberOfBoxes : 1
NumberOfItems : 1
PartNumber : ZLxGMK141
ProductDescription : Description
Material: Made of aluminium alloy and stainless steel material.
Used for: Convert a multi-speed hub to a single-speed wheel. Compatible with all 7 to 10 speed cassette type hub bodies. Compatible with 1/2 inch x 1/8 inch and 1/2 inch x 3/32 inch singlespeed chains.
Suitable for: Suitable for road bikes, racing bikes, mountain bikes.
This chain tensioner set mounts directly onto the derailleur hanger of a mountain bike and provides a simple, effective and adjustable way to tension a single-.
Colour: Black
Size: 12T/13T/14T/15T/16T/17T/18T/19T/20T/21T/22T
Bicycle Single Speed Freewheel Kit
Package Included:
5pcs Base Spacers
1pcs Flywheel Cover
1pcs Flywheel
1pcs Double Guide Wheel Chain Tensioner
2pcs Wrenches
1pcs Torque Adjuster

Warm Tips:
1. It will NOT convert the hub to fixie, so the hub is still a freewheel hub.
2. When assembling, make sure the rear sprocket is in line with the front chainring (see assembly instructions).
3. Please allow for minor errors due to manual measurement.
4. Due to the difference between different monitors, the picture may not reflect the actual colour of the item.
ProductSiteLaunchDate : 2025-03-31T03:31:03.235Z
Size : 21T
SupplierDeclaredDgHzRegulation : not_applicable
SupplierDeclaredHasProductIdentifierExemption : 1
UnitCount : 1
UnspscCode : 26111500
WarrantyDescription : 2 Year Manufacturer