Brand new O1 kit for off ice training. For all skates sizes 8-11.5 senior. Box Contents: - Wheels - 8 x 76mm + 2 x 72mm (82A hardness) - Bearings x 16 - Wheel Axles x 8 - Bearing Spacers - Multitool or Tool Kit x 1 - Tech Manual/User Guide x 1 The Marsblade O1 Chassis can be mounted on ALL ice and roller hockey skate brands and models.

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