Flaming River Mil-Spec U-Joints are similar to the mil-spec u-joints for aircraft that have become the select choice of drag racers due to their lightweight design. A lubricant filled silicone boot provides maintenance-free operation, providing extended u-joint service life. This boot is designed for high temperature environments, with a continuous temperature rating of 650°F.

Features

• Designed like popular lightweight aircraft u-joints used in drag racing
• Service free, lubricant filled silicone boot
• 650°F continuous temperature rating