KCNC Valve Extension 85mm – Pair
Lightweight CNC-machined aluminium valve extensions designed for deep-section bicycle rims, providing easier access for tyre inflation.
What Is It?
The KCNC 85mm Valve Extensions are designed to extend compatible Presta valve stems, making them easier to reach through deep-profile road or gravel rims. Manufactured from 6061 aluminium alloy, they feature an integrated rubber seal to help prevent air loss. The pair is suitable for riders upgrading or maintaining deep-section wheelsets.
Key Features
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85mm extension length: Provides extra valve reach for deep-section rims.
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CNC-machined aluminium: Lightweight and precisely manufactured.
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6061 aluminium alloy: Offers a durable, corrosion-resistant construction.
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Integrated rubber seal: Helps maintain an airtight connection.
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Black finish: Complements modern wheelsets.
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Pair supplied: Includes two valve extensions for a wheelset.
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Presta valve compatibility: Designed for compatible Presta valve systems.
Specifications
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Specification
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Details
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Brand
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KCNC
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Product type
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Valve extensions
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Length
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85mm
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Material
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CNC-machined 6061 aluminium alloy
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Colour
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Black
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Valve type
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Presta
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Quantity
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2
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Weight
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Approximately 8–10g per pair, depending on version
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Application
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Deep-section bicycle rims
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Benefits
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Makes valves easier to reach on deep-section rims.
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Simplifies tyre inflation with compatible pumps.
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Adds minimal weight to the wheelset.
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Provides a neat, coordinated appearance.
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Helps maintain an airtight valve connection when installed correctly.
Best Suited For
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Road cyclists using deep-section aerodynamic wheels.
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Gravel riders with compatible deep-profile rims.
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Cyclists upgrading wheelsets with short Presta valve stems.
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Riders seeking lightweight valve accessories.
