车轮体聚酰胺基(PA)技术聚合物。滚动行动中心与通孔。固定板支架采用镀锌钢或AISI 304不锈钢(SST版)板材,支架设计承受载荷可达3000N。转盘支架采用镀锌钢或AISI 304不锈钢(SST版)板材,支架设计可承受高达3000N的载荷。双球圈的存在和板与内置销的球圈之间的直接接触确保了极佳的机动性。不需要维护。由(见图1):配板:电解镀锌钢或AISI 304不锈钢板;拨叉:电镀锌钢或AISI 304不锈钢片;球圈:电解镀锌钢或AISI 304不锈钢片;中心销:嵌在板内,冷折边; rotation system: dual grease-lubricated ball race; dust seal: RAL 7015 dark grey technopolymer. Brake Total brake that locks the wheel and bracket rotation. The optimised dimensions and the retractable pedal ensure minimal space occupied and maximum actuation ease. Hardened carbon steel or stainless steel (SST version) spring. Standard executions PBL: fixed plate bracket, without brake. SBL: turning plate bracket, without brake. SBF: turning plate bracket, with brake. FBL: turning plate bracket and centre pass-through hole, without brake. FBF: turning plate bracket and centre pass-through hole, with brake. Index for bracket material: N: zinc-plated steel plate bracket. N-SST: AISI 304 stainless steel bracket.