steel spikes for excellent traction on tracks and cross country
TECHNICAL INFORMATIONS
Number and size of spikes
Set of 12 hex spikes
Outdoors,
Cross-country: from 6mm (dry ground) to 15mm (soft ground)
Running on tracks: 6mm or 9mm
High jump and javelin throw: 12mm tolerated on certain tracks
Outdoors,
All disciplines: 6 mm