Chain, chain hoist: Listen & Download Chain, chain hoist .mp3 Error! Change your browser, please! ⇓ Download Mechanical sounds ⚠ Drawbridge, lower chains ⚠ Foot pump inflating a mattress ⚠ Kick the bike speed switch ⚠ Off, on, Hydraulic mechanism ⚠ Chain, chain hoist ⚠ Hand winch ⚠ Small hydraulic gear ⚠ Bicycle hand pump ⚠ Drawbridge raise chains ⚠ ★★★★★