The QD2 4.0 Alpha fin set is a medium sized, balanced quad rear set with a ride number of 6.5. Alpha's C6 composite material consists of a carbon air mix, which makes the fins lighter than honeycomb. The responsive flex characteristics of C6 combined with the neutral QD2 fin design and symmetrical profile make this set ideal for pairing with your favorite front fins to create the ideal quad Option. All Alpha products are designed and manufactured exclusively in Huntington Beach, California.
SPECIFICATIONS Rear Fin Area 11.67 Height 4.05 Base 3.87 Foil SYMM
