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Trekking poles

Lever lock

Also called flick lock, clamp lock, external lock

What is a lever lock?

A lever lock clamps a pole's telescoping sections with an external cam lever you flip closed. It holds under load better than a twist lock, works with cold or gloved hands, and can be tightened with a small screw when it starts slipping.

Lever lock at a glance

Also called
Flick lock or cam lock
Adjustable
Yes, with a small screw
Works
In gloves

How a lever lock works

Flip the lever open and the section slides; flip it closed and a cam squeezes the collar onto the inner shaft. Black Diamond's FlickLock made the design familiar and most brands now use some version of it, because it fixed the thing that made older poles frustrating.

Why most people prefer them

Its advantages are all practical. You can see whether it's closed. You can work it wearing gloves, or with cold hands, or without looking. It holds under a hard weighting on a descent, which is the moment a slipping pole is genuinely dangerous. And when it does eventually start to slip, there's a screw on the clamp that takes a quarter turn to fix, so a worn lock is a two-minute repair rather than a new pole.

What they cost you

The trade-offs are small: a little extra weight, a little extra bulk, and an external part that can snag or get knocked. For almost everyone that's a good deal, which is why lever locks are now the default on everything but the lightest race poles.

What this means when you're choosing

  • A visible adjustment screw, which is what makes a slipping lock repairable
  • Whether the lever sits flush or stands proud enough to catch on brush
  • How it feels with gloves on, since that's when it matters most

Lever lock vs Twist lock

Lever lockTwist lock
Holding under loadHolds. The cam clamps the outer collar onto the shaftSlips once the expander wears or gets dirty
In gloves or coldWorks. You flip a lever you can see and feelAwkward. Needs a firm twist with bare hands
Adjusting tensionA small screw on the lever, in secondsNot adjustable. Clean it or replace the expander
Weight and bulkA little more, plus a part that can snagLighter and cleaner in the hand

Which to pick: Lever locks for almost everyone, and certainly for anyone hiking in wet, cold or gritty conditions. Twist locks make sense if every gram counts and you will service them.

The common mistake

Over-tightening the adjustment screw

A quarter turn at a time is the right pace. Cranking it hard makes the lever painful to close and can crack a carbon shaft, which turns a maintenance job into a broken pole.

Common questions

How do I fix a trekking pole that keeps collapsing?

Find the small screw on the lock clamp and tighten it a quarter turn with the lever open, then test it under your weight. Repeat until it holds. Most slipping poles are fixed in under two minutes.

Are lever locks worth the extra weight over twist locks?

For almost everyone, yes. The weight difference is an ounce or two per pair, and the reliability difference under load is much larger than that.

Where this comes up

Guides on Tom's Hiking where lever lock changes which product is right for you.

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