Home / Recreation / Treadmill Screw 257433 Treadmill Screw 257433$2.16 Price may not be up-to-date. In Stock View Product Part Number: 257433 Brand: PROFORM FITNESS PRODUCTS, INC Seller: Sears PartsDirect Category: Recreation Not Returnable Description This screw (part number 257433) is for treadmills. Follow appropriate safety practices when installing screw 257433.