1-handle Tub & Shower Faucet, Polish Brass Finish, Washerless Cartridge - By Plumb USA Back-bone body included, as shown in 2nd picture. Brass construction. Polished Brass PVD(No-Fading) Finish Made in Taiwan. UPC approved and listed. Washerless cartridges, which is interchangeable with Delta, Delex and Peerless. 1/2" FIP connection