The C-15 Bone Collector was specially designed in collaboration with Michael Waddell and Travis "T Bone" Turner of the "BONE COLLECTOR" TV series. It shoots pellets or BBs and is CO2 powered._x000D_\n_x000D_\nCAUTION: Use only flat head or low dome pellets (like the GAMO Match or the Hunter pellets) to avoid damaging your magazine. Do NOT use pellets like the Red Fire, PBA Bullet, Magnum, Master Point, Lethal or TS-10.