Dragon Door on Twitter: "Group photo from this weekend's NYC RKC-II with Dan John! Are you ready to take your kettlebell certification to the next level? https://t.co/lT8zJ1oH4S #advancedkettlebellcertification #kettlebellcertification #DanJohn #RKC #RKC2
RKC Kettlebell Snatch - YouTube
Dragon Door's RKC Kettlebell Certification is coming to Australia in February 2019 - YouTube