Old bike: Listen & Download Old bike .mp3 Error! Change your browser, please! ⇓ Download Room noise ⚠ Umbrella pulling telescopic tube ⚠ Sine wave (975Hz) ⚠ Extension, retraction of the telescopic ⚠ Noise ⚠ Subject falls on gravel ⚠ Walking big robot ⚠ Lab accident ⚠ Plastic bag ⚠ Energy distortion, explosion ⚠ Fishing, spinning reels, spinning ⚠ Small crank rotation ⚠ ★★★★★