Kuklos means circle in Greek and Klan from Scottish was added. It is a Masonic organization. K is the 11th letter of the alphabet 11+11+11= 33. It was created by Albert Pike with money from Swiss Masons. Nathan Bedford Forrest was the first Grand Wizard and tried to disband the Klan in 1869 because he grew critical of their excessive violence. They were also related to The Knights of the Golden Circle.
Circumcision ritual costumes of the Zenega who conquered Spain in 711. The country of Senegal is named for them.
This is the origin of their robes of the KKK