Redesigned Arca-Swiss Z1g+ and Z2+ Ballheads AnnouncedPosted by Digital Photography Live Date September 15, 2012 For Photokina 2012, Arca-Swiss announces redesigned Z1g+ and Z2+ ballheads: Monoball Z1g+ With the Monoball Zg1+ ARCA SWISS has improved the well known ballhead Z1g in all...