Cast fitting, typically used in conjunction with a cross fitting to allow for changes in angles.
Hollaender Fitting 1-1/4" Cross
Hollaender Fitting 1-1/4" Short Barrel Cross
Hollaender Fitting 1-1/4" Split Cross
Hollaender Fitting 1-1/4" Elbow
Hollaender Fitting 1-1/4" Modified Cross