Promax 46k Brake Lever feature a locking mechanism that's perfect for using as a parking brake on trikes.

Aluminum body and lever blade

To set the parking brake just squeeze the brake lever press the button and release the lever

To disengage simply squeeze the the brake lever again and the locking portion releases

Brake Lever Actuation	Short Pull
Color	Silver/Black
Brake Lever Use	Left, Right
Adjustable Reach	No
Defined Color	Silver