a few carabiners of different sizes and colours against a white backdrop

action actions aluminium aluminum arrest backdrop background carabiner carabiners cleaning climb climbing color colors colour colours component components connect construction critical different fall few for gate gates hook hooks industrial isolated karabiner karabiners keyring keyrings latch latches light lighter load loaded loop loops metal not numerous quick quickly rescue reversibly rope ropes safe safety same secure securing several shackle shackles similar size sizes some specialized spring steel strong test testing testings tests tough type types weight white window