Mucky Nutz Butt Fender Rear Bike Mudguard

Mucky Nutz Butt Fender. Protect your prized posterior from Soggy Arse Syndrome. Lightweight, discr...

Best current price£8.00from Tredz

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TredzMucky Nutz Reflective Butt Fender 30G
£2.95 delivery
£8.00
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Leisure Lakes BikesMucky Nutz Rear Butt Fender V2 Black/Reflective
Free delivery in 1–3 days
£10.00
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eBayMucky Nutz Butt Fender Rear Mudguard Clip On Ultralight Black Reflective
Free delivery in 1–3 days
£11.45
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Product Information

Full details

The Mucky Nutz Butt Fender is designed for cyclists who want to protect their posterior from mud and water spray, especially in wet conditions. Its key benefit is preventing 'soggy arse syndrome' and keeping the seat post clean. A minor caveat is its compatibility, which is limited to specific saddle types.

All features

Model Part NumberMN0235
BrandMucky Nutz

Extended Product Information

FAQs

What is 'Soggy Arse Syndrome'?

'Soggy Arse Syndrome' is a colloquial term for the discomfort and wetness experienced by cyclists when mud and water spray from the rear wheel soak their backside during a ride.

How long is the warranty?

The Mucky Nutz Butt Fender comes with a 1-year warranty.

Can I use this fender with any bike?

It is compatible with most bikes that have standard double-rail saddles and tires up to 3 inches wide. It's not universally compatible with all saddle types.

How do I choose between the black and reflective versions?

The black version offers a discreet look. The reflective version enhances visibility to motorists in low-light conditions, adding a safety benefit.

Is it difficult to install?

No, the installation is designed to be tool-free and takes only a few seconds. It simply slides under the saddle rails.

What are the dimensions of the fender?

The fender measures 340mm in length and 125mm in width.

What material is it made from?

It is made from 100% recycled plastic, manufactured in the UK.

Troubleshooting

Fender is loose or slips

Ensure the saddle rails are clean and dry. Re-position the fender, pushing it further under the rails for a tighter grip. If your saddle has a very smooth rail, consider adding a thin layer of grip tape to the rail where the fender sits (optional).

Fender doesn't seem to block enough spray

Adjust the angle and position of the fender. Ensure it's sitting as far back and as low as possible without touching the tire. Check that the fender is compatible with your tire width (up to 3").

Difficulty fitting onto saddle rails

Confirm your saddle has standard double steel rails. Some modern saddles have proprietary designs or integrated plastic components that may prevent fitting. Try gently flexing the fender to guide it onto the rails.

Pros and Cons

Pros

  • Effectively prevents mud and water spray.
  • Extremely lightweight and discreet.
  • Tool-free and quick to install.
  • Made from durable, recycled materials.
  • Available in both standard and reflective options.

Cons

  • May not fit all saddle types due to rail design.
  • Only suitable for tires up to 3"" wide.
  • Can potentially get clogged if mud is extremely thick.

Setup, Compatibility & Care

Setup: The Mucky Nutz Butt Fender is designed for tool-free installation. Simply slide the fender under the saddle rails, ensuring the wider end points towards the rear wheel. Adjust its position for optimal coverage. It should fit snugly without rattling.

Compatibility: This fender is compatible with most standard double-rail bicycle saddles. It works best with tires up to 3 inches (approx. 76mm) in width. It may not be compatible with saddles that have integrated plastic molded parts or unusual rail designs that obstruct fitting.

Care: To clean, simply wipe the fender with a damp cloth. For stubborn mud, a gentle wash with mild soap and water is sufficient. Avoid using abrasive cleaners or solvents that could damage the recycled plastic material. Ensure the fender is dry before re-attaching if removed.

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