Sold as 10 each. Yellow brass. Can be assembled and re-assembled, resists mechanical pull out. Compatible with copper, brass, aluminum and steel hydraulic tubing. Used on low, medium and high pressure lines. 65 to +250 deg. F. Bulk. 1/4" Flare x 1/8" FPT. Manufacturer number: ABU3-4A. SKU #: 47206. Country of origin: (TBA). Distributed by Anderson Copper & Brass.