Enerjet by Aerotech Initiator Build, Part 2, Parts Prep, Fins

The leading edge tips are uneven. 

Here's the before and after.

It's easiest to check the tip shape from the other side.

There is a mold nub where the fin was broken off the molding tree.

This root edge should sit flat against the motor mount tube so sand it off.

Here's the underside of the trailing edge. 

The center mold line should be sanded smooth.