Nikon SK-7 Bracket
This unit enables you to attach a TTL
Speedlight unit next to a Nikon SLR. By connecting the TTL Speedlight unit and
Nikon SLR accessory shoe with the TTL Remote Cord SC-17, you can use the
Speedlight as a grip type flash
For more information about, Nikon SK-7 Bracket for Nikon SU4 Unit .