• Brake lines for left mount bracket proportioning valve for GM style master cylinder
• 1/2-20 to 1/2-20 threads

7/16-24 to 9/16-18 threads (1/4 inch tube for rear lines)

• Steel hard brake lines that are used on the GM style proportioning valve and master cylinder
• Designed for left side mounting
• Zinc plated

Note: mounting bracket not included; available separately.