Gerber 41-818-91 trip-lever bath drain fits for most 14 in. and 16 in. H. The brass tubing is 1-1/2 in. is 20-Gauge. The face plate is heavy duty highly polished chrome. Patented adjustable self-retaining rubber head gasket. Heavy duty cast red brass head, tee and shoe Cast brass shoe plug Partially assembled in carton Compartmentalized packaging .