Genuine Canon flash tube for the Speedlite 550EX and Twin Lite MT-24EX.  Although not shown in the service manual, this Canon flash tube also works in the 580EX and 580EX II. Made by Canon Japan.
Genuine Canon replacement connector dust cover for the Speedlite 550EX and 580EX. Â We call this part dust cover 1 as it is the smaller of the 2 dust covers. Â It is the connector cover on the flash shoe. Made by Canon Japan.
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