T8P2L4 Stainless Steel Trapezoidal Lead Screw 8mm P2 L4 + 1 Brass Nut CNC/3DPUS$100.30PriceLength*SelectQuantity*Add to CartBuy Nowstainless steel trapezoidal lead screw, Diameter 8mm, Pitch 2mm, Lead 4mm, double-start, screw length 100mm, with 1 matching brass nut, ends unmachined