The ZCoaster is potentially the most high-tech & most user friendly 'freecoaster' hub out there. The ZCoaster essentially works as a spring/pawl cassette hub that can be disengaged into a freecoaster with varying slack options.

Pre-installed with 60° slack ring

RHD only - The ZCoaster™'s Pawl is "Z" shaped to allow for engagement/disengagement by the center Slack-Cam Ring - The ZCoaster™'s pawls and ratchet ring have a proprietary coating that offer smooth engagement - There are 48 points of engagement: all pawls engage simultaneously - Adjustable slack available with different Slack-Cam Rings - The ZCoaster™ has an outer driver support bearing for the over-sized driver mechanism. This bearing supports the driver from the outside.

- Made in the USA

- Weight (14mm male axle): 585g

A. Drive-Side Jam Nut
B. Driver Bearings
C. Z Pawls
D. Springs
E. Slack-Cam Ring
F. Snap Ring
G. Friction O-Ring
H. Flat Spring Spacer
I. Cassette Conversion Spacer
J. Driver Support Bearing
K. Hub Body Bearings
L. Non-Drive Cone
M. Non-Drive Jam Nut”