Comparison : Item # 1317-28-183LF, 3/8" FPT x 1/4" FPT Reducing Coupling Lead Free Brass
Item # 1317-28-185LF, 1/2" FPT x 3/8" FPT Reducing Coupling Lead Free Brass
Item # 1317-28-189LF, 3/4" FPT x 1/2" FPT Reducing Coupling Lead Free Brass
Item # 1317-28-181LF, 1/4" FPT x 1/8" FPT Reducing Coupling Lead Free Brass
Item # 1317-28-182LF, 3/8" FPT x 1/8" FPT Reducing Coupling Lead Free Brass