Grennan (6-10") - Apex Size:10" the Orca offers a balanced

the Orca offers a balanced

99 in²Sweep: 30

Make is a 5-fin with the RHP Trailers

and idealized laminar flow yielding a smooth

We paired the side fins with a smaller center fin for increased maneuverability

Grennan (6-10") - Apex Size:10" the Orca offers a balancedJeff Grennan has been working on the design of his templates for years. Over the last year we've been working with him to add a high performance foil in order to increase the flow and speed of his fins. Jeff's idea was to pair a narrow base in order to decrease drag while adding lots or rake in order to retain control down the line and through turns. And boy was he right; his template has become a favorite in the San Diego glider scene and is used by