Click to expand Tap to zoom 1/2" Air Brake Tubing 50FT Sale $245.27 SKU NTA-TUBE-1/2-50FT 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart NTA AIR BRAKE TUBING - TYPE B NOMINAL OD: 1/2" NOMINAL WALL: 0.062"