<br>Features: <br>Essential tool: <br>These unions and nuts are fitting well, the tubes fittings are the best option to join 2 (3/16 inch) brake lines together. <br> <br>Serve for a long time: <br>Brake line fittings assortment are made of durable brass to prevent rust and plated for corrosion resistance. <br> <br>Fit for: <br>3/16 Inch tube fitting size, for use with 3/16 inch steel, poly coated or copper brake lines. <br> <br>Specifications: <br>Quantity: 12 pieces <br>Thread size: 3/8 inch( for 3/16 inch tube) <br>Color: as the picture shown <br> <br>Package includes: <br>4 x Unions <br>8 x Nuts