Challenge Superlite Corsa Latex Tube;
- Used in all high end open tubular thanks to their low rolling resistance.
- Thinner

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Challenge Triathlon Tubular;
- A high speed tyre with a low rolling resistance devoloped by the pros
- Feature Challenge's double

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Challenge Valve Extensions (pair);
- 2 x 42mm valve extension
- Presta valve ...

Challenge Vulcano Tubular The hand made tubular for your everyday training & comfortable ride. Technical features
- Use: Road
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Challenge Crono SC Tubular. Weight: 250g. The optimal weapon for time trialing or triathlons on good road surfaces.
- Challenge
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Challenge Triathlon Tubular. Weight: 255g. High speed, low rolling resistance & added Puncture Protection System.
- Challenge
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Challenge Grifo Comp 700x 33c Wire Bead Cyclocross Tyres The best all-around cyclocross tyre ever created excels in wet or dry, soft packed, rocky & root-infested courses, grass & more. The Grifo features fast-rolling knobs & a centre section that offers excellent pedalling & braking traction. Technical Specifications Intended use: Cyclocross, fast gravel
Size: 700x 33c
Colour: Tan Casing: Nylon TPI: 120 Bead: Aramid Protection: Puncture Protection Strip (PPS) Max. Pressure: 30-40PSI, 2.1-2.7 Bar

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Challenge Grifo Comp 700x 33c Wire Bead Cyclocross Tyres The best all-around cyclocross tyre ever created excels in the wet or dry. On soft-packed, rocky & root-infested courses, grass & more. The Grifo features fast-rolling knobs & a centre section that offers excellent pedalling & dependable braking traction. The casing is produced with the latest technical materials, like Corespun (a cotton/polyester mix). Corespun produces a tyre casing that is very supple, strong & low in weight. A high TPI count (threads per inch) adds flexibility, allowing it to conform better to the terrain & providing enhanced impact & vibration absorption. Puncture protection comes in the form of an advanced fabric that sits between the tread & casing. This PPS (puncture protection strip is highly resistant to foreign object penetration & cuts. Technical Specifications Intended use: Cyclocross, fast gravel
Size: 700x 33c Casing: Nylon</li TPI: 60 Bead: Aramid Protection: Puncture Protection Strip (PPS) Max. Pressure: 30-40PSI, 2.1-2.7 Bar Weight: 365g
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Challenge Grifo Team Edition Cyclocross 700x 33c Tubular Working in conjunction with elite athletes, Challenge has developed the best all-around cross tubular ever, one that excels in wet or dry, soft packed, rocky & root-infested courses. The Grifo team edition tubular features fast-rolling knobs & a centre section that offers excellent pedalling & braking traction. The casing is produced with the latest technical materials like Corespun (a cotton/polyester mix). Corespun produces a tyre casing that is very supple, strong, & low in weight. The tyres high TPI count (threads per inch) in conjunction with a latex inner tube adds flexibility, allowing it to conform better to the terrain, improving impact & vibration absorption while reducing rolling resistance for ultimate speed. Puncture protection comes in the form of a a specially designed fabric that is placed between the tread & casing. This PPS (puncture protection strip is resistant to foreign object penetration & cuts. Technical Specifications Intended use: Cyclocross, fast gravel
Size: 700x 33c
Colour: White Casing: Sealed Corespun Cotton TPI: 320 Tube: Latex Protection: Puncture Protection Strip (PPS) Max. Pressure: 30-40PSI, 2.1-2.7 Bar Weight: 410g

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Challenge Open Grifo XS 33 Cross Tyre. Weight: 355g. Using Challenge's Open Tubular construction with a tread designed for dry, grassy, dusty or icy conditions.
- Challenge Open Grifo XS 33 Cross Tyre.
- Using Challenge's Open Tubular construction with a tread designed for dry, grassy, dusty or icy conditions.- Size/
Width: 700x 33mm- Challenge's Aramid bead- Casing: Superpoly casing offers a less expensive yet more durable option.- Puncture Protection Strip (PPS)
- The Open Grifo XS 33 Cross Tyre has an extra layer of uniquely crafted fabric with highly resistant properties sitting between the casing & the tire to reduce the risk of punctures.- Weight: 355g



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