Most of the new Ricoh GR IIIx camera accessories (GT-2 tele-conversion lens, GV-3 external viewfinder, GA-2 lens adapter) are currently in stock at Adorama and B&H Photo.
The three main accessories are still out of stock in the UK:
More GR III accessories can be found here:
Keep in mind that a GR camera accessories price increase is coming next year:
