Wichard's Watertight U-Bolt represents a significant advancement in U-bolt technology with its water-tight, UV-resistant, rubber collar. Alas! Vibration, noise, and leaking have been eliminated, not to mention the need for silicone sealers! WC65331 is made of forged stainless steel with an eye stock of 1/4 in. (6mm), and it has a safe working load of 2,821 pounds (1280kg) and has a breaking load of 6,614 pounds (3000kg). It is 2 3/4 in. (70mm) long and has an eye width and height of 1 in. (25mm).