Parts Hamax Swivel Skid 1pc Sno Taxi Fire Steering Skis HAM807001 Replaceable Snow Snow Hamax fits Ski Hamax Sno Taxi (505514) and Hamax Sno Fire (505520). Technical data:· 1 skid (right or left sent randomly)· material: resistant to cold polyethylene high density· length : approx.53 cm· width: approx.13 cm