PSS HS 2-1/4" Shaft Seal 3-1/2" Stern Tube Wedges • Gas Type: Butane/Propane 30mbar

• Gas Type: Butane/Propane 30mbar CAT I3B/P (30)

• 27mm Base

Originally used for the Laser® class mainsheet system they have also become the block of choice for many other dinghy mainsheet  systems

Single and Double handles

PSS HS 2-1/4" Shaft Seal 3-1/2" Stern Tube Wedges • Gas Type: Butane/Propane 30mbarThe 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