Thule Tow Ball Locking Knob 957

Thule Locking Knob

For locking the Thule HangOn 972/974/9708, Thule RideOn 9502/9503 or Thule EasyBase 949 bike carriers to the tow bar

1 x Locking Knob for Locking Thule RideOn and HangOn Towball Mounted Bike Carriers

• The Thule 957 locks the tensioning bolt on tow ball mounted products on to the tow ball
• Locks the following products, 9502, 9503, 949, 9708
• Thule model number: 957000