$7 Surfboard - Type 4 3D model by faizal-3dx. Available on CGTrader with 97 polys and 135 vertices. Check it out on CGHub.
STL (Stereolithography, filesize: 12.2 KB), OBJ (OBJ, filesize: 4.05 KB), BLEND (Blender, filesize: 414 KB), 3DS (3D Studio, filesize: 4.19 KB), DAE (Collada, filesize: 23.5 KB), LWO (Lightwave, filesize: 2.84 KB)