15 mm ID LEFT HAND 1.375 x 24 Adaptor for freewheel sprockets .9" wide 2 set screws and 4 mm keyway.
These have a Drill Dimple in between the two set screws noting they are 1.375" x 24 LEFT HAND THREAD.
The 4 mm key is NOT included.
Note: These have a 20% restocking fee and you pay S & H fees both ways. Most of the time (95%) you do not need a Left hand freewheel adaptor on a shaft or jack shaft.
They are used to turn - screw / thread on to the HUB of a bicycle or scooter hub - wheel as with our Staton-Inc custom CNC machined hubs.
These are CNC machined out of 12L14 Steel and Zinc Plated.
