Continental Race 28 C1501933 700 x 25–32c Inner Tubes, 60mm Presta, Pair

Continental Race 28 C1501933 inner tubes are listed for 700c road-bike wheels and tyre widths from 25 to 32c. The pair has 60mm Presta valves and removable inner cores, making it a potential fit for riders who need a longer valve and want a spare tube on hand.

At a glance

Supplied as a pair of tubes.
Listed for 700c road-bike wheels and 25–32c tyre widths.
60mm Presta valves with removable inner cores.

Price

£10.89Save 25%

Reference price: ~~£14.59~~

Price checked: 13 Nov 2026

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Pros and cons

Pros

The stated 25–32c range covers several common road-bike tyre widths within one tube specification.
A 60mm valve may suit rims where a shorter valve would not reach as readily.
A pair provides a replacement for each wheel or a spare, depending on the rider's needs.

Technical specifications

15 specifications

Identity
Brand	Continental
Model	C1501933
Bike type	Road Bike

Compatibility and valve
Tyre size	700 x 25-32
Wheel size	622 Millimetres
Compatible tyre width, minimum	25 Millimetres
Compatible tyre width, maximum	32 Millimetres
Valve type	Presta
Valve length	60 Millimetres
Inner core	Removable inner core

Materials and dimensions
Material	Rubber
Weight listed	276 Grams
Item diameter	70 Centimetres
Item width	32 Centimetres

Pack details
Number of items	2

What to know before buying

Check your tyre width and rim depth before buying. The listing gives a 60mm Presta valve, but does not specify a recommended rim depth or include fitting guidance. The listed item diameter and width are not the same kind of fit information as the stated 700c wheel size and tyre-width range.

What’s in the box

Included

2 inner tubes

Who is it for?

A good fit for

Road-bike riders with 700c wheels and tyres in the stated 25–32c range.
Riders who need a 60mm Presta valve or want a two-tube pack.

Less suited to

Riders whose wheel or tyre size falls outside the stated compatibility details.
Buyers who need a different valve type or a specified shorter valve.

Continental Race 28 C1501933 700 x 25–32c Inner Tubes, 60mm Presta, Pair · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.6 / 5 · 1,227 ratings

5 stars79%79%
4 stars12%12%
3 stars5%5%
2 stars1%1%
1 star3%3%

Customer feedback highlights positive impressions of fit on 700c wheels, ease of installation and inflation, and value. Reports about durability and reliability are mixed, including some mentions of valves breaking, while air retention also receives mixed feedback. This may matter to riders choosing tubes for regular use or carrying a spare. The listed 60mm Presta valve and 25–32c range describe the product, but do not establish its real-world durability or fit in every rim and tyre combination.

Positive themes

Customers describe the tubes as easy to install and inflate.
Feedback praises fit on 700c wheels and value for money.

Negative themes

Some customer feedback mentions valves breaking.

Mixed feedback

Durability and reliability receive mixed feedback.
Air retention receives mixed feedback, with some customers reporting that the tubes hold air well.

Frequently asked questions

What tyre widths are these tubes listed to fit?

The listing specifies tyre widths from 25 Millimetres to 32 Millimetres for 700c road-bike wheels. Check the size printed on your tyre before ordering.

How long is the valve?

The valve is listed as 60 Millimetres long and is a Presta type.

How many tubes are included?

The supplied contents detail lists 2 Inner Tubes.

Can the inner core be removed?

Yes. The product features list describes a removable inner core.