Chin-ups & Presses Workout

For time:
10 Strict presses 50/35kg
10 Chin-ups
8 Strict presses 55/39kg
10 Chin-ups
6 Strict presses 60/42kg
10 Chin-ups
4 Strict presses 65/45kg
10 Chin-ups
2 Strict presses 70/49kg