,As for lift and fall pole,chair fooot and chair wheel,they can be customized as per the demand of customers ESD chair itemLift&fall modeheightChair seat & back restChair footcasterKc-102Air powered440-560mmESD leatherMould aluminumCarbon wheelother1,System resistance:104-106Ω2,Suit for class 1000 cleanroom3 esd chair