Brand: CoavooParameter: Material: Stainless steel lead screw + brass nutLead of thread: 14mmLead Screw diameter: 10mmLead Screw spacing: 2mmThis package includes:1Pcs lead screw T10 with total Length 33.86inch /860mm 1Pcs T10 10mm brass nutsPlease Note:We provide customization, if you have any special needs, please give us Amazon Message