Thought this wuld be intereesting as there were several mocups and prototypes though few if any were made. Adds more variety in Flak units.
Hetzer Flak
https://www.super-hobby.com/products/Flakpanzer-38-t-Hetzer.htmlhttps://www.warlordgames.com/hetzer-plastic-zug/https://tanks-encyclopedia.com/ww2/nazi_germany/jagdpanzer-38_hetzer.phphttps://www.hlj.com/1-35-scale-german-bergehetzer-anti-aircraft-self-propelled-gun-2cm-flak-38-mounted-type-early-thutb35106Panther Flak
https://tanks-encyclopedia.com/3-7-cm-flakzwilling-auf-panther-fahrgestell-341/https://www.panther1944.de/index.php/en/more-panther-variants/flakpanzer-auf-fahrgestell-pantherSpecifications
Crew: 5 (driver, radio operator/bow machine gunner, gunner, loader, and commander).
Dimensions
Length: 8.86 m (29 ft 1 in) including gun, 6.87 m (22 ft 6 in) hull only
Width: 3.27 m (10 ft 9 in) hull, 3.42 m (11 ft 3 in) with skirt plates
Height: 2.99 m (9 ft 10 in)
Combat weight: 44.8 tonnes (99,000 lb)
Performance
Road speed: 55 km/h (34 mph) at 3,000 rpm with HL 230 engine
Road range: 260 km (160 mi)
Obstacle crossing
Vertical obstacle: 0.9 m (2 ft 11 in)
Trench crossing: 2.45 m (8 ft 0 in)
Fording: 1.9 m (6 ft 3 in)
Suspension and tracks
type: dual torsion-bar
Shock absorbers: on 2nd and 7th swing arms on either side
Track type: Kgs 64/660/150 dual centre guide
Track width: 660 mm (26 in)
Ground contact length: 3.92 m (12 ft 10 in)
Track links: 86
Ground pressure: 0.74 kg/cm2 (10.5 lbf/in2)[193][35]
Engine and transmission
Maybach HL 230 P30 V-12, four-stroke internal combustion
Displacement: 23.095 litres (1,409.3 cu in)
Compression ratio: 6.8:1
Fuel: petrol, 74 octane
Power: 700 metric horsepower (690 hp) at 3,000 rpm
Fuel consumption: 2.77 L/km (1.02 mpg‑imp; 0.85 mpg‑US) on roads
Fuel capacity: 730 L (160 imp gal; 190 US gal)
Transmission: ZF AK 7-200 synchromesh manual coupled through Fichtel & Sachs LAG 3/70H clutch
Gears: 7 forward, 1 reverse
Steering: MAN single-radius clutch-brake
Steering ratio: 1:1.5
Armament
Main gun: 75 mm (3.0 in) Kwk 42 L/70
Turret traverse rate: 24°/second
Elevation: +18°/-8°; (Ausf. F: +20°/-8°)[194][195]
Rounds carried: 79; (Ausf. G: 82)
Primary gun sight: Leitz TZF 12; (Ausf. A and G: TZF 12a)
Magnification: 2.5×/5×
Field of view: 28°/14°
Radio equipment
Fu 5 transmitter/receiver
Fu 2 receiver
Armour
All angles from horizontal.
Hull front, lower: 60 mm (2.4 in) at 35°; upper: 80 mm (3.1 in) at 35°; (Ausf. G: lower Hull front reduced to 50 mm (2.0 in))
Hull side, lower: 40 mm (1.6 in) at 90°; upper: 40 mm (1.6 in) at 50°; (Ausf. G: upper Hull side changed to 50 mm (2.0 in) at 60°)
Hull rear: 40 mm (1.6 in) at 60°
Turret front: 100 mm (3.9 in) at 78°
Turret side: 45 mm (1.8 in) at 65°
Turret rear: 45 mm (1.8 in) at 65°
Turret, top: 16 mm (0.63 in) at 5°
Gun mantlet: 100 mm (3.9 in) rounded
hetzer:
Mass 15.75 tonnes (34,722 lb)
Length 6.27 m (20 ft 7 in)
Width 2.63 m (8 ft 8 in)
Height 2.17 m (7 ft 1 in)
Crew 4
Armor 8-60 mm (0.31-2.36 in)
Main
armament
1× 7.5 cm Pak 39 L/48
41 rounds
Secondary
armament
1× 7.92 mm MG 34 machine gun
1,200 rounds
Engine Praga 6-cylinder petrol, 7.8 litres
160 PS (158 hp, 118 kW) at 2,800 rpm
Power/weight 10.2 PS (7.5 kW) / tonne
Transmission 5 + 1 Praga-Wilson Typ CV
Suspension leaf spring
Ground clearance 38 cm (1 ft 3 in)
Fuel capacity 320 litres (85 US gal)
Operational
range
Road:
180 km (110 mi)
Cross-country:
130 km (81 mi) [1]
Maximum speed 42 km/h (26 mph)