Click to expand Tap to zoom 90-Degree Barb Original price $1.00 - Original price $5.00 Original price $1.00 $1.00 - $5.00 Current price $1.00 | / Choose a variant Plastic - $1.00 Brass - $5.00 Material Plastic Brass Quantity Add to cart This barb is used to connect the y-axis water tube to the z-axis water tube.