Home / Recreation / Elliptical Washer, 31 x 24-mm 233707 Elliptical Washer, 31 x 24-mm 233707$2.16 Price may not be up-to-date. In Stock View Product Part Number: 233707 Brand: PROFORM FITNESS PRODUCTS, INC Seller: Sears PartsDirect Category: Recreation Not Returnable Description This washer (part number 233707) is for ellipticals. Follow appropriate safety practices when installing washer 233707.