Headgate Neck Extension for Model 91 Headgate - HGNEDesigned to fit on the HG91 headgate, our neck extender provide a quick and easy way to control access to the neck area of your cattle for vaccination. HGNE Headgate Neck Extension The Headgate Neck Extension is designed to reduce head movement and gently extend an animals neck while in either a Model HG91 or HG10 Priefert Headgate (headgates sold separately). This extension provides 5 of neck access, and allows the operator safe access that is less