Product Info Catalog Hardware Builders Hardware Connection & Wire Goods Turnbuckle, Eye & Eye, Zinc, 5/16 x 9-In. Turnbuckle, Eye & Eye, Zinc, 5/16 x 9-In. Request a Quote UPC: 38613124929 SKU: 661439 Model Number: N221-754 5/16" x 9", zinc, eye & eye turnbuckle, 130 lb load capacity.