Includes:

LED bullet light, chrome
Visor, chrome
Bracket that mounts to stem
LED light bulb (1) posistioned straight ahead, pivot light up or down on the bracket

Uses one 9-volt battery (not included)

Dimensions approximately: 
bullet light face 85mm (3 3/8") wide x front to back 100mm (3 5/16")
bracket length 55mm (2 3/16")
brackat hole diameter to mount to stem 10mm (3/8")

Chopper light adjustable bracket (520027)

133.35mm (5 1/4") from center of one bracket to the other,
Fits fork legs with 31.8mm (1 1/4")OD, fits most legs

Application:

Mount a bullet light on a chopper fork