Bicycle Chain Sprockets > Axle Sprockets and Hubs
Axle Sprockets and Hubs for
1/2" x 1/8" (#410) bicycle chain is used on single-speed and
3-speed bicycles with internal hub gears, and also used on electric bicycle gear
motors which have a chain between the motor and a sprocket on the rear wheel.
1/2" x 1/8" (#410) bicycle chain is available on our
Motors that are compatible with the sprockets sold on this page
are available on our Motors with
1/2" x 1/8" #410 Chain Sprockets Page.
Axle Sprockets and Hubs
All of the axle sprockets and axle
sprocket hubs on this page are Group 1 (G1)
which are 100% compatible
and interchangeable with each other.
Custom-Made Axle Sprockets with G1
Information These are custom-made sprockets which are machined on an
individual order basis so please allow
for extra processing time when ordering. Custom-made sprocket orders
cannot be cancelled after machining has begun on the sprocket and returns are
not accepted on custom-made sprockets.
Any size Group 1 (G1) sprocket for 1/2"x1/8"
(#410) chain between 28 and 90 teeth can be custom-made so if you need a size
that is not listed below then please visit our
custom-made sprockets page.
Axle Sprocket Hubs with G1 Sprocket Mounting Pattern
3/16" x 3/16" x 3/4" Key Pin
3/16" x 3/16" x 3/4" steel key pin for sprocket hubs with 3/16" keyway. Compatible with item # HUB-201058 and HUB-201034 listed above.
Item # KEY-316X34
more key pins
1/4" x 1/4" x 3/4" Key Pin
1/4" x 1/4" x 3/4" steel key pin for sprocket hubs with 1/4" keyway. Compatible with item # HUB-201100 and HUB-201114 listed above.
Item # KEY-104X34
more key pins