Hang hold 16 then pop for break. Condition dependent

ad_vaughan 16/Aug/16 Sent
Hidden 27/Nov/13 Sent x
akhughes 29/Oct/13 Sent

First time i've ever managed to hand the hold, did it straight away. wonder what the crux is???

High f6C+
Mid f6C+
Low f6C+
High f6C
Mid f6C
Low f6C
High f6B+
Mid f6B+
Low f6B+