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