The LVfins Trailer Centre Fin - Mustard is compatible with your single fin box sets and can be added to convert your 2+1 mid-length fin set into a Thruster. At 4.33", this fin can actually turn your mid-length surfboard into a Thruster, just add 2 side fins from a thruster set where the Side Bites usually go! 

Colour: Yellow with Green & White outline

Fin Height: 4.33" (11cm)

*All single fins and trailer centre fins from LVfins come with a screw and plate.