Serval Products hardware are the most trusted in the industry rated for all applications by land or water HIGHEST QUALITY: * Made for outdoor and indoor use * Trusted by the largest companies in the United States * Best Value For Quality SPECIFICATIONS:* Product Type: Wing Nut (Butterfly) * Diameter: ¼-20 * Thread Pitch: Course UNC-2A * Material: Brass * Package Quantity: 10 PC WARRANTY: All items supplied by Serval Products have a 100% Satisfaction Guarantee!