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