Click or scroll to zoom Tap or pinch to zoom GM Upper Cable Ferrule - HF117 by Mr. Speedometer Inc $8.33 CAD SKU HF117 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart This Ferrule is used for GM cables with a 5/8 - 18 knurled or hex nut and attaches to the gauge