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The Challenge Gravel Grinder tyre is designed to take on gravel roads to deliver a secure performance.

Created to inspire off road confidence, the knobs of tread on the edges of the tyre hold tight to the ground and the low profile centre decreases rolling resistance for efficient pedalling.


Handmade quality

Designed for all round gravel

Tread pattern designed to increase grip and inspire confidence in loose gravel conditions


Size: 28" (700C)

Tire width: 38 mm

Optimized for use with rim width: 17-23mm

Weight: 375g

TPI: 120

Bead: Aramid (folding)

Puncture protection: Puncture Protection System (PPS)

Casing: Nylon

Inflation range - BAR: 3-5.5 (PSI: 45-80)

SKU C019384
Barcode # 8855627019384
Brand Challenge Tires
Shipping Weight 0.3650kg
Shipping Width 0.160m
Shipping Height 0.080m
Shipping Length 0.370m
Shipping Cubic 0.004736000m3

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