-Replace stock plastic horizontal fin holders with these strong and stylish CNC aluminum ones.  This horizontal fin holder set is designed to work on Align T-REX 500 to reduce the chance of breaking plastic horizontal fin holders as the plastic version is more prone to breaking in slight crash.  The fin holder set is a 2-piece combo that is held together and holds the horizontal fin by new high quality hex screws. 

-Silver anodizing version.