Nunchakus taiwanese jiu-jitsu Low-poly 3D model is available on CGTrader for $6. Original author: lerrrr. Specs: 294 polys, 520 verts.
STL (Stereolithography, filesize: 39.3 KB), OBJ (OBJ, filesize: 37.4 KB), 3DS (3D Studio, filesize: 35.7 KB), MAX (Autodesk 3ds Max, filesize: 65.4 KB), FBX (Autodesk FBX, filesize: 53.8 KB)