Macnaught’s patented release mechanism delivers enhanced safety and is both easier and faster to use. The KY+ XL(M10 Thread) retains the benefit of the original floating jaw design, providing a strong, leak-free connection while improving safety & usability. Patent Approved internal pressure relief mechanism for easy disconnect under pressure and superior safety. Compact design for greater accessibility. Original Floating jaw design for leak-free grip. Quick & easy release mechanism enabling one-handed operation – Load & Lube.