Heavy core

The Turkish sit-up allows a heavier dumbbell or kettle bell to be used, and even though it is a partial movement, this will still build lots of overall core strength.

Training:
Squat 5x5
Turkish sit-up 3x10 (5 each arm)


F.T.G. training:
Pistols 5x5
Then
Turkish sit-ups 3x10 (5 each arm)
The Turkish sit-ups is simply going to the full sit-up position with the dumbbell overhead and then laying back down.