Nikon Close-up Speedlight Commander Kit R1C1 consists of a Wireless Speedlight Commander SU-800, two Wireless Remote Speedlight SB-R200s, and an Attachment Ring SX-1, which is used to attach the SB-R200 to the front of the lens.

Contents of Nikon Close-up Speedlight Kit
Wireless Speedlight Commander SU-800 set (one set; not included in the R1 kit)
The set includes the SU-800 and Soft Case SS-SU800.

Wireless Remote Speedlight SB-R200 set (two sets)
Each set includes the SB-R200, Speedlight stand AS-20, Soft Case SS-R200, Filter Set SJ-R200, and Color Filter Holder SZ-1

Attachment Ring SX-1
Enables SB-R200(s) to be attached to the lens front to create close-up lighting. It also accepts up to eight SB-R200s and can be attached to a tripod for remote lighting.

IR Panel for Built-in Flash SG-3IR
Enables Commander function by built-in flash of the Nikon D700/D200/D90//D80/D70s/D70 cameras.

Adapter Ring Set
Enables SX-1 to be attached to lenses with various filter attachment size (5 kinds: ø52mm, ø62mm, ø67mm, ø72mm, and ø77mm).

Extreme Close-Up Positioning Adapter SW-11 (x2)
Curves the SB-R200’s flash light toward the optical axis to create lighting effects when taking extreme close-up shots.

Diffuser SW-12
Creates soft lighting

Flexible Arm Clip SW-C1
Used to fix Diffuser SW-12 to the Attachment Ring SX-1. Can be used to fix other photographic equipment.

Close-up Speedlight Kit Case SS-MS1
Holds all the accessories plus an extra SB-R200.