Add to Wishlist Coats 110786 Adapter Extension Kit Coats Adapter Extension Kit For 6275 and 6401 Wheel Balancer Coats Kit includes Fits 22" - 24.5", 6401 and 6275 Balancer: Adapter Extension Kit, #110786 Wheel Balancer Adapter Extension Kit For Standard Adapter. MSRP: $835.00