From the KGØZP page
The antenna may be built as a MonoBander, DuoBander, TriBander, QuadBander or whatever with great success. You can either feed it with separate coax's for each band or a single coax, however, separate coax's make it much easier to tune.

Descriptions of 6m and 2m cubic quads.

English and Italian instructions for a 6m Delta Loop.

G3PTO 50Mhz 6 Element Yagi

Easily made 2 and 4 element portable quad ham radio antennas for 6 meters.

GW0GHF's loft yagi for 6 m

Half Bobtail Antenna - 6m GW0GHF

K9STH 6 meter dipole for vertical or horizontal using PVC

Long-wire Aerial for Six Metres GW0GHF

M2 6M7JHV Antenna Review by G3ZSS