Orders placed after 4PM on weekdays will not ship until the next business day. Orders placed after 12pm Fridays will not ship until the following Monday.
Faster shipping methods may be available; just upgrade during checkout.
*Some exclusions apply.
Enter new zip code to refresh estimated delivery time.
Update your EF-630 Electronic Flash for Nikon using Sigma's Optimization Pro software on your computer with this FD-11 Flash USB Dock. This allows you to plug your flash in via a USB connection and install firmware updates for enhanced functionality and compatibility.