From slopes in back gain flakes

ClimberDateStyle
Andrew Barker 18/Dec/16 Sent x

Given 7A+ by every other guide/website. Not sure where 6C came from. Tough for 7A+ if you don't have a monster span.

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