PSS 22mm shaft / 1 3/4in tub Shaft Seals This is the same technology

This is the same technology from the same manufacturer which is successfully employed to protect commercial broadcast and television towers from direct lightning strikes

The switch can be mounted at the helm as the main switch for operation

Use one bottle for every 25' of boat length

5/16″ – 1-1/2″ in 6″ and 18″ length

12′ diameter at 30′

PSS 22mm shaft / 1 3/4in tub Shaft Seals This is the same technologyPYI PSS Shaft Seal #02 22M 134Shaft Size 22mmStern Tube Diameter 1. 750" 1. 875"The PSS Shaft Seal is the number one selling marine mechanical seal worldwide and is installed as standard equipment by many of the worlds most reputable boat builders yards. The PSS Shaft Seal is also recognized as the premiere retrofit (aftermarket) seal on the world market. Certified by Bureau Veritas, ABS & Rina: Boat builders yards recognize the advantages and value