True Ames Greenough 4A Surfboard Fin Size:9" Classic 310 Birdwell Birdies Boardshorts

Classic 310 Birdwell Birdies Boardshorts in Brown

Updated foxing tape with deeper knurl pattern

The Vans Skate Slip-On - timeless slip-on style meets modern skate performance

True Ames has been pouring solid fiberglass fins in Santa Barbara for decades

Lightweight construction

True Ames Greenough 4A Surfboard Fin Size:9" Classic 310 Birdwell Birdies BoardshortsNat Young won the 1966 World Championships on a George Greenough fin. The 4A is the descendant of that geometry, and it still does what it did then: full base for drive, a flexible tip that wakes the board up. This is the True Ames Greenough 4A, a high aspect template with a tapering, moderately flexible tip. Solid E glass fiberglass with a flat matte finish, a 50 50 symmetrical foil and moderate rake around 33 to 35 degrees. The full base holds drive