15.25" DIAMETER, AVAILABLE IN 15"-28" IN PITCH, 4 BLADES, RIGHT- AND LEFT-HAND ROTATION, MODERATELY HIGH RAKE, HIGH ASPECT RATIO X-CUT GEOMETRY, AGGRESSIVE CUPPING FOR EXCELLENT LIFT AND GRIP CHARACTERISTICS, BETTER MOTOR ELEVATION CAPABILITY THAN OFX3, USED ON MANY HIGH PERFORMANCE FLATS, ESPECIALLY WHERE GRIP IS AT A PREMIUM - POLISHED FINISH ONLY. CUSHIONLOK HUB.