Leki Standard Expander Lock System 18mm 8-801-003
A split dowel opens inside the shaft to lock the adjustment in place. Turn shaft clockwise to lock, counterclockwise to unlock.
The Standard Expander Lock System work with the following Trekking Poles:
T2032 - Summit Antishock
TO2030 - Trail Antishock
TO2021 - Trail
Older Model Makalu Poles