What are inflatable trim tabs called?

[SpearRib]

The ones you see at the back of RIBS that look like seal flippers but inflate.

[Starovich]

if you are talking honwave boats? then its part of the boat

[Maximus]

Originally Posted by SpearRib

The ones you see at the back of RIBS that look like seal flippers but inflate.

I'd venture...A waste of Time!

[Pikey Dave]

Originally Posted by SpearRib

The ones you see at the back of RIBS that look like seal flippers but inflate.

A dead seal?

[Landlockedpirate]

On a few of the modern inflatable floor v hulled sibs the floor is extended by about 20cm past the back of the transom. This gives a longer hull length overall and reall helps the boats to plane with smaller engines or if the boat is heavily loaded.