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Funn Equalizer 50mm Bike Stem, 31.8mm Clamp, Black

$74.99 (Price correct as of 11/12/2026 22:19 PST · Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply to the purchase of this product.)

The black Funn Equalizer is a 50mm bicycle stem with a 31.8mm handlebar clamp and a CNC-machined 6061 alloy body. Its reversible orientation provides a 10mm rise or 10mm drop. Confirm the handlebar clamp diameter and compatibility with the bike’s stem mounting interface before choosing this version.

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SKU: B08DFZ5C79 Category:

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Quick Summary

The black Funn Equalizer is a 50mm bicycle stem with a 31.8mm handlebar clamp. Its reversible orientation provides a 10mm drop or 10mm rise, depending on how it is installed. The stem is CNC machined from 6061 alloy.

Key Details

Detail Product information and buyer relevance
Handlebar clamp diameter 31.8mm. This version is for 31.8mm handlebars; the listing also mentions a separate 35mm version.
Length 50mm.
Orientation Reversible for a 10mm drop or 10mm rise.
Material and construction CNC-machined 6061 alloy; black.
Model 305394240.
Listed weight 0.34 pounds.

What to Compare Before Buying

  • Confirm that the handlebar clamp diameter is 31.8mm. The listing’s 35mm option is a different version.
  • Check whether the 50mm stem length and 10mm rise or drop suit the intended bike setup.

Compatibility, Size and Fit

The listing describes this stem for mountain-bike disciplines and BMX, but that does not establish fit on a particular bike. Confirm compatibility with the bike’s steerer tube and mounting dimensions before choosing it. Follow the bike and component manufacturers’ installation instructions.

Before You Decide

Confirm the 31.8mm handlebar clamp, 50mm length and compatibility with the bike’s stem mounting interface. Choose the orientation for the desired 10mm rise or drop.

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