UNIOR Nipple Insertion Tool - 1.3MM

The Unior nipple assembly tool is your best friend when building wheels. It’s firm spring enables ...

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Product Information

Full details

The UNIOR Nipple Insertion Tool (1.3MM) is designed for cyclists and mechanics who build or repair their own wheels. Its primary benefit is preventing lost nipples within double-walled rims during the spoke lacing process. A potential caveat is its specialized nature, making it less useful for those who don't frequently build wheels. This tool features a firm spring mechanism that holds the nipple securely, allowing for easy insertion and threading onto a spoke, even through the internal chambers of a rim.

All features

Model Part NumberCicli Bonin_CXC075
BrandUnior

Extended Product Information

FAQs

What size nipples does this tool work with?

This specific tool is designed for 1.3mm spoke nipples.

Can this tool be used on single-walled rims?

While it can physically function on single-walled rims, its primary advantage is for double-walled rims where preventing lost nipples is crucial. It works on any rim type but is most beneficial for double-walled designs.

How do I prevent losing nipples inside the rim?

The tool's firm spring holds the nipple securely, allowing you to guide it through the rim's spoke hole and engage it with the spoke without it falling inside the rim's chambers.

What is the part number for the replacement spring?

The replacement spring is item 1751.1/7T.

Is this tool difficult to use for a beginner?

The tool simplifies a tricky part of wheel building. While there may be a slight learning curve, its function is straightforward: hold the nipple and guide it onto the spoke.

How should I clean and maintain the tool?

Wipe the tool with a clean, dry cloth after use to remove any debris or grease. Store it in a dry place to prevent rust on the spring mechanism.

Troubleshooting

Nipple does not stay on the tool's spring

Ensure you are using a 1.3mm nipple that is compatible with the tool. Check if the spring is worn or damaged. If worn, replace the spring with item 1751.1/7T.

Difficulty screwing the nipple onto the spoke

Verify that the nipple and spoke threads are clean and undamaged. Ensure the nipple is properly aligned with the spoke before starting to turn. Gentle, consistent turning is key.

Tool feels flimsy or lacks grip on the nipple

The spring may be weakened over time. Consider replacing the spring. Ensure you are pressing the nipple fully onto the spring tip.

Pros and Cons

Pros

  • Prevents lost nipples in double-walled rims.
  • Streamlines the wheel building process.
  • Durable construction for repeated use.
  • Securely holds nipples for accurate placement.
  • Replaceable spring enhances tool lifespan.

Cons

  • Primarily useful for wheel building/repair.
  • Requires a 1.3mm nipple size.
  • May have a learning curve for novice builders.
  • The spring can eventually wear out, requiring replacement.

Setup, Compatibility & Care

Setup: The UNIOR Nipple Insertion Tool requires no complex setup. It is ready to use out of the package. Ensure the 1.3mm nipple fits securely onto the spring tip before attempting insertion.

Compatibility: This tool is designed to work with standard 1.3mm spoke nipples. It is most effective on bicycle rims with double-walled construction, where internal access to the spoke nipple is limited. It is not intended for use with single-walled rims or nipples of significantly different sizes.

Care: To maintain the tool's performance, keep it clean and dry. After use, wipe off any grease or debris with a clean cloth. Avoid exposing the spring mechanism to excessive moisture to prevent rust. Periodically check the spring for signs of wear; if it becomes too loose or damaged, it can be replaced with item 1751.1/7T.