G 1" 1/2 Stainless steel sleeve
Stainless steel sleeve with G 2” 1/2 internal thread.
Aluminium reducer 2" 1/2 x 1" 1/2
G 2" 1/2 external threadG 1" 1/2 internal thread
Stainless steel reducer 2" x 1" 1/2
G 2" external threadG 1" 1/2 internal thread