LS-S625-100-12 Leadscrew 5/8-.100 inch steel plastic nut 2-12in US $99.00 BUY NOW! LS-S625-100-24 Leadscrew 5/8-.100 inch steel plastic nut 13-24in US $129.00 BUY NOW! LS-S750-100-24-B Leadscrew 3/4-.100 inch steel bronze nut 13-24in US $129.00 BUY NOW! LS-S625-100-36 Leadscrew 5/8-.100 inch steel plastic nut 25-36in US $159.00 BUY NOW! Steel  (4) Top of Page