Funn
RSX Mountain Bike Direct Mount Bike Stem with 35mm Bar Clamp, 2 Pieces Lightweight Split Design for Dual Crown Forks, Adjustable Extension 45-50mm
*Price sourced from Amazon.com. Last updated 2026-05-26. Price and availability subject to change.
Bottom line: The RSX Mountain Bike Direct Mount Bike Stem with 35mm Bar Clamp, 2 Pieces Lightweight Split Design for Dual Crown Forks, Adjustable Extension 45-50mm is a solid pick with broad community endorsement in the retro cpus category, priced around $72.67, rated 4.5★ across 111 verified Amazon reviews. A solid choice — worth comparing against one or two close alternatives first.
SpecPicks Verdict
SpecPicks classifies Funn RSX Mountain Bike Direct Mount Bike Stem with 35mm Bar Clamp, 2… as a solid pick with broad community endorsement in the retro cpus category, based on 111 verified Amazon reviews and our ranking model that weights rating × review-volume × price-fit. Funn's positioning sits comfortably above the category median. Use the Compare tool to put it side-by-side with two or three close alternatives before clicking through to Amazon.
Common buyer scenarios for retro cpus of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the Amazon listing before purchase. Prices, stock, and Prime eligibility update directly from Amazon's catalog and may have moved since this page was last verified.
Pros & Cons
Pros
- ✓ Highly rated — 4.5★ average across customer reviews
- ✓ Backed by Funn's warranty and support channels
- ✓ Ships via Amazon with Prime eligibility and the standard returns policy
Cons
- ✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
- ✗ Price, stock, and Prime eligibility update from Amazon and may have changed since this page was last verified
Key Features
- Ensure Proper Fit with The RSX : The RSX is available for handlebars with a 31.8mm or 35mm diameters. This version is 35mm only. Please check your handlebar before purchasing and ensure you order the correct version.
- The RSX Direct Mount Stem is specifically designed to be used with a dual crown fork, making it a great choice for those in need of a stem for their off-road or downhill bike.
- RSX bike stem is precision CNC manufactured from 6061 aerospace grade alloy to provide a lot of support and rigidity, while keeping the weight as low as possible.
- Adjustable Extension : It is a beautifully simple yet brutally tough bike component, featuring built-in adjustment to offer 45mm and 50mm lengths with 20mm and 30mm rise.
- Match your style : There is a wide variety of colors available to choose from, allowing you to find the perfect match for your bike. Whether you want a bold and vibrant hue or a more subtle and understated shade, you are sure to find something that fits your riding style.
Full Specifications
| Brand | Funn |
|---|---|
| Color | Black |
| Material | Aluminum |
| Bike Type | Mountain Bike |
| Model Number | FN-FHS14RX04535015-201FN |
| Material Type | Aluminum |
| Adjustable Extension | It is a beautifully simple yet brutally tough bike component, featuring built-in adjustment to offer 45mm and 50mm lengths with 20mm and 30mm rise. |
| Manufacturer Part Number | FN-FHS14RX04535015-201FN |
| Global Trade Identification Number | 04712931170184 |
Ready to buy?
Funn RSX Mountain Bike Direct Mount Bike Stem with 35mm Bar Clamp, 2 Pieces Lightweight Split Design for Dual Crown Forks, Adjustable Extension 45-50mm is available on Amazon with Prime shipping and the full Amazon returns policy. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.
*Price sourced from Amazon.com. Last updated 2026-05-26. Price and availability subject to change.
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