McAlpine S21A 2" x 1" Multifit Caulking Ferrule

The McAlpine S21A is a multifit caulking ferrule with a 2" solvent weld fitting and a 1 1/4" BSP male thread. It is designed to provide a secure and leak-free connection between a 2" waste pipe and a 1 1/4" BSP threaded fitting.