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