True Ames Album Quad FCSThis quad set is a trustworthy design meant to produce extra speed and projection. You can expect an increased capability for powerful arcing turns as well as an extra amount of drive that will suit a wide variety of surf conditions. (Front) HEIGHT: 4. 53" 115 mm BASE: 4. 59" 117 mm AREA: 15. 18 98. 0 cm (Rear) HEIGHT: 3. 56" 90 mm BASE: 3. 96" 101 mm AREA: 10. 74 69. 30 cm