Product Features

Explanation

🚀 Muc-Off Big Bore Lite Tubeless Valve (Medium – 35mm)

High air flow. Clogging-free use. Maximum efficiency.
📦 Eurobike 2025 Award-Winning New Generation Valve Technology!


Part of Muc-Off 's revolutionary Big Bore Valve series, the Big Bore Lite is an engineering marvel designed specifically for MTB and gravel riders. Its straight-through internal design provides improved airflow, delivering up to 230% more airflow than traditional Presta valves. This translates to faster inflation, easier fluid application, and zero blockages.


🔩 Why Should You Choose Big Bore Lite?

  • 230% more airflow (compared to traditional Presta valves)

  • Coreless system (No Core) : Clogging problems are history

  • ✅ Integrated on/off lever with stainless steel ball valve

  • Pressure adjustment can be made even while driving

  • 7075 CNC machined aircraft grade aluminum body

  • Compatible with all tubeless tires and rims

  • Fully serviceable structure – long-lasting use


🧪 Technical Specifications:

Feature Detail
📏 Length 35mm (Medium) – Ideal for rim heights around 25-30mm
⚙️ Material 7075 aircraft-grade CNC machined aluminum body
🔩 System Coreless straight-through interior design
💨 Air Flow 230% more than traditional Presta
💧 Filling Application No need to remove the valve core – direct filling
🧰 Harmony Tubeless ready rims, Presta pumps, tubeless inner tube systems

🔧 Package Content:

  • 1 x Muc-Off Big Bore Lite Tubeless Valve (35mm – Black)

  • 2 x Tyre base adapters in different shapes and sizes (for adaptation to curved and flat rims)

  • 1 x O-Ring sealing gasket

  • 1 x Special spanner wrench (for assembly/disassembly)

  • 1 x 4mm hexagon socket (Hex Slot) – ease of installation

  • 1 x User manual

🛠 NOTE: The "Hey Dipstick!" seal level measuring tool is sold separately and is compatible with this valve.


💡 Featured Technologies:

🔄 Straight Through Coreless Design

Thanks to its design that provides direct air passage without a valve core, it offers both rapid inflation and blockage-free filling fluid application .

🧲 Stainless Steel Ball Valve System

Thanks to the integrated ball valve that controls air flow , you can open and close the valve with a single movement and even adjust the pressure while driving.

🔧 Fully Serviceable Structure

It can be used for many years thanks to the special holding points on it; parts replacement or maintenance is easy.

🌈 Anodized Color Options

Add style to your bike with vibrant anodized colors such as black, red, iridescent, blue, orange and pink. (6 different colors including black are available for 35mm.)


🌐 Universal Compatibility:

Feature Rapport
✅ Pump Type Fully compatible with Presta pumps
✅ Rim Compatibility Presta hole rims and tubeless systems
✅ Tire Type MTB, Gravel, Enduro, Cross-country
✅ Adding Tubeless Inner Tube Compatible 4-way bladder air transition sole

🧭 When to Use Which Size?

Length (mm) Rim Depth
30mm 20-25mm rim depth
35mm (This product) 25-30mm rim depth
45mm 30-40mm rim depth
60-80mm Deep rims and aero setups

Choosing the correct size is important so that the O-ring and nut tighten smoothly and the valve top cap remains out.


🏆 Why Did It Win an Award?

This valve system, winner of the Eurobike 2025 Innovation Award , completely eliminates the most common problems with tubeless systems: blockages and low airflow . Its ease of installation, durability, and serviceability make it an essential choice for both amateur and professional cyclists.


Frequently Asked Questions:

🔁 Can I switch from my existing Presta valve system?
Yes, it fits Presta rim holes. All you have to do is remove the existing valve and install this system.

🔋 How do I add the filling liquid?
Open the valve, connect the filling bag directly, and add the liquid. Since there is no valve core, the process is quick and clean.

🌦️ Can I use it in harsh conditions?
Yes! Rain, mud, dust – materials and construction resistant to all conditions.

🧽 Is it easy to clean and maintain?
Yes, with the service kit (sold separately), the valve body and ball system can be completely cleaned and extended for long life.


🚴‍♀️ A new era in tubeless installation begins!

Say goodbye to valve core removal, low airflow and blockages with Muc-Off Big Bore Lite .
Faster, cleaner, more efficient.

🔧 Set up and inflate. Get back on the road in just seconds.
🌍 Less waste, longer life – the environmentally friendly choice.

100% Originality Guarantee

All our products are 100% original and are offered with quality and assurance. As Uğur Bicycle, we only deliver products that we procure from reliable and authorized suppliers and that we distribute ourselves. Shop with peace of mind, pedal to quality!

Free Shipping and Free Returns

Frequently Asked Questions

📌 When will my order be shipped?

Your orders will be delivered to cargo within 1-2 business days . This period may vary depending on the density during campaign periods.

📌 Which Cargo Company Do You Work With?

Shipments are made within Türkiye with Domestic Cargo. International shipments are sent with any of the companies DHL - FEDEX - TNT.

📌 How can I track my order?

When your order is shipped, the tracking number is shared via e-mail and SMS. You can track your order on the cargo company's website with this number.

📌 How can I return and exchange a product?

You can return the products within 14 days , unused and in their original packaging. You can review our return policy for detailed return procedures.

📌 When will I be refunded for the product I returned?

Once your return is approved, your payment will be refunded within 3-7 business days , depending on the payment method you used.

📌 Do your products have a warranty?

Yes! All products on sale are under manufacturer or distributor warranty . You can check the product descriptions for warranty period and conditions.

Didn't find your answer?

Do not hesitate to contact us.