Buy Ahead Stem Lock

Configure your Ahead Stem:

Help me choose

Ahead stem lock encoded to fit a Standard Torque Key.
Please note that it is important to select the correct options for your bike as locking solutions will vary.
Ahead stem size + More Info
Dimensions refer to the outer diameter of the fork steerer tube. In may cases, this will be marked or specified by the manufacturer of your bike.

1" 1/8 diameter is standard. If you are unsure, you can unfasten the stem and measure the outer diameter of the fork's steerer tube.
Colour + More Info
This is the color of anodising of the aerospace grade aluminium top cap that we will send you which houses the infiniti3D security bolt to secure your forks and stem.
Plug II USB power supply lock+ More Info
Please see the alternative stem locks listed below.
Locking bolt for the Plug II USB power supply unit is only available encoded to fit a Micro Torque Key due to dimensional constraints.

Need a different locking solution?

Micro Torque Key compatible stem lock

Ahead stem locks encoded to fit the Micro Torque Key



Combine with Ahead Handlebar locks and Control Lever locks for a secure cockpit.



Select this option to secure the Plug II USB power supply unit.

Configure your Ahead Stem:

Sideways stem lock

Pair of locking bolts to replace stem pinch (steerer tube) bolts. Encoded to fit the Micro Torque Key



Suitable for locking the stem and forks when it is not possible to secure the stem via the topcap lock.



Contact us for further information.