Static Shaping
3×0:40 Hands and Feet Hollow Hold

Skills and Drills
3×30′ Handstand Walk

Conditioning
3×3 Arch to Hollow + Chest to Bar + Bar Muscle-Up Complex
DEMO
If at any point you regress to doing one elbow at a time “muscle-ups” replace the final muscle up with a chest to bar. All three movements three times in a row without dismounting the bar counts as one set.