Item Detail Table of Content Balancer Cup w/Retainer Adapter Item Number: HUN1753161 Supplied by HUNTER ENGINEERING COMPANY (see all) * log in for dealer pricing. Description 4.5” Clamping Cup with dual notched design fits recessed wheel bores on aluminum wheels and aluminum wing nuts 76-371-3 and 76-373-3. Warranty Call Hunter Customer Service at 1-800-448-6848 for specific warranty information.