6 model

Free

Audi R15 TDI LMP1 Scale1-55 for 3D-printing

Sketchfab

Free

Rolle-R15-H20-L10.5

Thingiverse

Free

TronXY X1 Y axis Belt Tensioner Case r15 (reinforced)

Thingiverse

Free

Cybergabe’s R15 figure

Printables

Free

Spychris4

Sketchfab

Free

H&R HAR-15 Pistol Brace Endcap Stabilizing

Thingiverse