HWK additional roller linear coarse 3mm - cross-country skiing structure device Speed PRO is a world cup-proven structure device. The optimal area of application can be easily determined using the table below. Includes 5 brass structure rollers - Linear: with 0.4mm and 3mm - V-shape: with 0.3, 0.5 and 1mm including storage box
Areas of application for cross-country skiing structure device Speed Pro:
L 0.2mm | -10°C and colder | for extremely cold and dry conditions
L 0.4mm | -4°C down to -14°C | for cold and dry conditions
L 3mm | for wet snow +2°C and warmer | Is usually combined with other rollers (SL, SR, V 0.5 mm or V1 mm).
When skating, usually only used from the binding to the end of the ski. For classic skis, before and after the climbing zone.
SL + SR | -3°C to +5°C for wet conditions | The two rollers are always used together, as this creates a diamond structure.
V 0.3mm | -2°C to -12°C | for dry to slightly wet snow types
V 0.5mm | -5°C to +5°C | for wet snow types
V 1mm | 0°C and warmer | for wet to moist snow types