Zoom icon Click to expand Tap to zoom Chevron down icon Chevron down icon Coil Ferrule (5/16") - Stainless by COLDBREAK Save Liquid error (product-badge line 32): -Infinity% $ 2.99 | / Tax SKU SSFERRULE 1 2 3 4 5 6 7 8 9 10+ Quantity Chevron down icon Quantity Add to cart Spinner icon Notify me when back in stock Email address Email me when available Stainless steel ferrule for 5/16 stainless steel jockey box coils. The only stainless steel ferrules on the market.