19441: Includes thru hull model 18051
19451: Includes thru hull model 18091 Description 1-1/8" Black Max Hull 1-1/8"

Price is per unit.Also available in a case of 6 Kit Contains:

• 6' corrugated hose


• (2) #10 stainless steel hose clamps


• White thru-hull

. Please call us if interested in case pricing.