Steel swivel forks with top plate. Swivel head with double ball race which is sealed to protect against dust and dirt. The top plate with four bolt holes is directly riveted to the fork to ensure smooth movement with minimal tolerances in the swivel head. The series L is suitable for manually moved loads up to 250 kg. Wheel of the series BN are made of a one-piece Polyamide wheel center with a directly vulcanized high quality blue Wicke - ELASTIC® rubber tyre with 63 Shore A hardness. The Wheel are available with roller bearing.