As you might had guessed, GW6 was the modified shorter and different radar version of the previous GW5 design, Same how GW2 and 4 to GW1 and 3. Again the missile stowage repeats that of GW5 eg Hanger stowage rather "Deep Stowage".
The design had the following characteristics:
Dimensions: 142.95m (wl) x 21,34 x 5,41m
Displacement: 10.230tons (full load)
Engines: 30.000shp, Steam Turbines (Probably English Electric Y100), 2 shafts
Range: Unknown probably 15-21.900km at 22km/h (8-12.900nm at 12knots)
Speed: 45km/h (24,5knots)
Armour: unknown probably 51mm Deck over Machinery and Magazines, 89mm Belt over Machinery and 64mm over Magazines (Missile and Guns)
Armaments:
2x2 3"/70 (76mm/70) QF Mk N1 AA Guns,
4x2 40mm/70 OQF Mk XI AA Guns,
1x2 GWS.1 Sea Slug SAM
Sensors:
1x Type 277Q Surface/Air Search/Height Finder Radar
2x Type 901 Missile Control/Director Radar
6x Type 903 Fire-control Radar, one for each MRS.3 director
1x Type 960 Air Search Radar
1x Type 974 Surface Search/Navigation Radar
1x Type 992 Target indication/Surface/Air Search Radar