Hutchinson air tube 450A balloon

450A inner tube: Hutchinson’s trusted choice for balloon bike wheels

When it comes to maintaining or repairing your bike, choosing the right inner tube is key to ensuring comfort, safety, and durability. The 450 x 28 to 42 A Balloon Hutchinson inner tube, more commonly known as the 450A inner tube, is specially designed for balloon wheels found on city bikes, vintage cycles, or older urban models.

What is a 450A inner tube ?

The 450A inner tube refers to a specific sizing format, designed for 450 mm diameter rims with a tire width between 28 and 42 mm. It is primarily used on Dutch-style bikes, vintage urban bicycles, or collector's models equipped with balloon tires that provide exceptional shock absorption and a smooth ride.

Technical specifications

• Dimensions: 450 x 28/42 A (fits tires 28 to 42 mm wide on 450 mm rims)

• Valve Type: Schrader valve (car-type valve) or Presta valve, depending on the version

• Brand: Hutchinson – known for quality and reliability

• Material: High-quality rubber for flexibility, airtightness, and pressure resistance

• Compatibility: 450A balloon tires – commonly found on classic Peugeot, Motobécane, or MBK bikes

Why choose a Hutchinson inner tube ?

Hutchinson is a trusted French brand in the world of cycling, supplying products for road cyclists, mountain bikers, urban riders, and vintage enthusiasts alike. Choosing a Hutchinson 450A inner tube means investing in a long-lasting, well-made product that fits easily into the wheel, offering excellent sealing and reliability.

Its elasticity allows for a proper fit inside the tire, even when the rim has slight deformations from regular use. Additionally, its tough rubber compound offers strong resistance to pinch flats and punctures, especially on urban roads.

What are balloon inner tubes for ?

Balloon tires, compatible with the 450A inner tube, are known for their wide profile, which delivers unmatched riding comfort. They reduce vibrations, cushion rough terrain, and enhance overall bike stability, even when carrying loads.

They’re ideal for urban cyclists looking for a comfortable ride, whether commuting to work or enjoying weekend rides.

Replacing your 450A inner tube: quick tips

Before installing your new inner tube, make sure that:

• The tire is in good shape, with no cuts or bulges

• The wheel is clean and the rim is free from sharp edges

• The valve type matches your pump

During installation, be sure the 450A inner tube isn’t twisted inside the tire. Inflate it gradually while checking that the bead of the tire seats evenly along the rim.

In summary

The Hutchinson 450A inner tube is the perfect solution to breathe new life into your balloon wheels. Durable, reliable, and made for vintage urban bikes, it guarantees long-lasting comfort and peace of mind. Whether you're restoring an old bike or maintaining your daily ride, this inner tube is a must-have for any cyclist.