Includes:

Coaster wheel sprockets available in 14T, 16T, 17T, 18T, 20T, 22T
Coaster brake clamp with nut and screw
Coaster wheel nuts for axle 3/8 x 24T (pair)
Hardware rings to lock onto coaster wheel hub (2 pcs.)

Application:
This is the braking system for a standard coaster brake wheel hub.
Fits on most coaster brake wheels.