Complex sentence: The NiD 37 had a fixed conventional undercarriage with its mainwheels, under partial (45 °) aluminium fairings fairings, mounted on faired V-struts with short forward projections to carry the foreplane at axle height.
Split into simpler sentences: The NiD 37 had a fixed, conventional undercarriage with its mainwheels, streamlined with partial (45 °) aluminium fairings fairings, mounted on faired V-struts. These had short forward projections to carry the foreplane at axle height.