3.3 Trailer Fin Thunderbolt The bottom contours make for

The bottom contours make for a more responsive rail feel

and a few scattered ones on the bottom of the board

or keep it loose as a single fin

mild deck pressures on the deck

The Coffin Bros

3.3 Trailer Fin Thunderbolt The bottom contours make forOur newest trailer offering is built for functionality and all around performance. Suited for a wide array of applications, this trailer is a solid go to option when you'd like to either add a bit of extra hold or stability to a twin, or loosen things up with your thruster and throw this smaller fin in your rear box. The fin features a template that is well suited for added drive and reliability. HEIGHT: 3. 30" 84 mm BASE: 3. 28" 83 mm AREA: 8. 35"