Roller coaster, traffic, trolley noise: Listen & Download Trolley noise, traffic, Roller coaster .mp3 Error! Change your browser, please! ⇓ Download Metal trolley ⚠ Roll a metal barrel ⚠ Mailbox opening, keying ⚠ Traffic, Roller coaster, trolley noise ⚠ Hammer blows, Anvil ⚠ Ringing chain ⚠ Squeak, metal rotation ⚠ Creaking metal from friction ⚠ The chain falls on concrete, earth, metal ⚠ Squeaking metal ⚠ Metal strike ⚠ The creak of the gymnastic horizontal bar ⚠ ★★★★★