Check out Glock 19 Desert - Game Ready Low-poly 3D model on CGTrader for $6. High-quality mesh by RGICreations: 2474 polys, 2254 vertices. Rigged, PBR, Textured.
OBJ (OBJ, filesize: 312 KB), TEXTURES (Textures, filesize: 197 MB), BLEND (Blender, filesize: 4.15 MB), FBX (Autodesk FBX, filesize: 350 KB), GLTF (glTF, filesize: 50.4 MB)