have there been any updates to this booklet?
https://www.usef.org/documents/competitions/2013/2013dressageequipmentbooklet.pdf
I am hearing that 14 mm is the min allowed, but here it says 10mm. Snaffle only, not a double.
My horse is going better in a thinner bit due to mouth size. Double jointed KK ultra. Before investing in bits I need to know the rules for 2017.