PSS HS 2-1/4" Shaft Seal 3-1/4" Stern Tube communication-vhf This particular Blocker is 4

This particular Blocker is 4

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Manufacturer Part Number: 42370Y

The rubber lining helps absorb vibrations and prevent chafing and water penetration

NMEA 2000 power cable (2 m)

PSS HS 2-1/4" Shaft Seal 3-1/4" Stern Tube communication-vhf This particular Blocker is 4The PSS (Packless Sealing System) shaft seal is designed as a maintenance free alternative to the traditional packing glands and stuffing boxes. The PSS does not require a greaser drip to lubricate the shaft, if does not require packing and it doesn't need adjusting or maintaining once installed. The design of the PSS seal makes it 100% watertight when installed correctly to prevent water leaking into the bilge, and it also protects the propeller