Overview
Wikipedia

The Martin B-26 Marauder is an American twin-engined medium bomber that saw extensive service during World War II. The B-26 was built at two locations: Baltimore, Maryland, and Omaha, Nebraska, by the Glenn L. Martin Company.
Role. : Medium bomber
National origin: United state
Manufacturer : Glenn L. Martin Company
First flight : 25 November 1940
Introduction : 1941

Armanent
Guns: 11x 50 in (12.7mm) M2 Browning
Bombs: 4x Boom 25

Controls
AG1: Cold start up
AG2: Activate guns(Camera aim)
AG3: Ladder and door
AG4: Open/Close canopy
AG5: Open/Close Tail Gunner canopy
AG6: Open/Close Bomb Bay and Activate bombs
AG7: Nothing
AG8: Nothing

VTOL-Flaps
TRIM-Trim

Thanks @WIZARD2017 for cold start up code and Norden Bombsight

Here some pics

Cockpit

Radio Operator

Nose Gun And Norden Bombsight

Waist Gun and Top Turret

Ladder

Cold Start up

Front canopy

Tail Gun canopy

Dropping Bombs

Lmao sorry its not working on VR

Less Part version(664 parts)

Click Deez