Aluminium LineLock In stock


A simple weblocker for 2,5cm (1 inch) webbings.

To simply adjust the length of your slackline to your set up.

The Linelock is a very light and efficient webbing locker.

It allows to set up the best length for your slacklining spot.
You will be able to rig 10m out of your 25m webbing without making any knot.

No more knots. It is safer and quicker to set up and release. It fits perfectly in our 25mm webbings. This is a basic item for a light and simple kit as the Primitiv.

This is the essential piece of equipment of the Primitiv Kit (from 15 to 50m)
Over 50m in length, we recommend you to use a different weblocker, the resistance will not be enough. See below "Incompatibilities"

Linelock user guide

Technical specifications

  • Composition: Zicral 7075 alloy
  • Breaking strength : 3,372 lbf (15 kN) *
  • Maximum working load : 1.124 lbf (5 kN)
  • Inner width : 1.18 in (30 mm)
  • Outer width : 1.97 in (50 mm)
  • Inner height : 0.63 in (16 mm)
  • Weight : 0.7 oz (28 g)

Using advices

  • For line between 15 and 50m
  • The Linelock should be use with a carabiner, it avoids the use of a loop on the webbing. It gives the possibility to adjust the length of the slackline.


  • Shackles
  • Quicklinks
  • Thick webbing  (= or > to 4mm).
    All Easy-Slackline webbings are compatible with
  • For all pulleys system and over 65m in length, we recommend the use of a proper weblock


Slacklining and particularly Highlining are sports having no legal framework or norms concerning the gear or the setup.

Consequently we cannot warranty our gear for Highlining.
Our products are teste inside of our company via a process evolving with practice.

The results of those tests have no legal values, they aim to ensure the safety and comfort of using our equipment.

It is the responsibility of the slackliner to choose the right gear with adequate resistance and to have the necessary experience to adapt his installation to his practice.


  • Don't rig your slackline across a path, a road or any crossing
  • Don't rig your slackline higher than 2m
  • Ride on a grassy or soft ground, without roots or rocks
  • Always backup your setup
  • Never use ratchets for highlining
  • Never use urban furniture as anchor point

This equipment is absolutely not made for highlining. Find more information on our website

Items cannot be considered as PPE (personal protective equipment)

User guide :


How to determine the tension in your slackline ?

  • Our spreadsheet :
    Thanks to the following sheet, you will be able to approximately know the tension into your gear (slings, shackle, slackline, etc.). You will then know if you are using it correctly, meaning correctly regarding the using advices and most important the strength limits.
    Click there to see the sheet and enter your datas

  • The dynamometer or Linescale
    This product allows you to mesure exactly what is the tension into your equipment.
    For more informations click there.


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