Dynamometer LineScale 3.0 In stock


LineScale 3.0 + protection box

The dynamometer for slackline ! To know the tension in real time !
With bluetooth connection and PPE certification.

DELIVERY TIME : 2 to 3 weeks

In details

Livraison Offerte dés 160€
Free delivery from 160€
Conseil téléphonique / chat en direct / email
Telephone advice / live chat / email
Satisfait ou remboursé 14 jours
Satisfied or refunded 14 days
Garantie 2 ans
2 years warranty

DELIVERY TIME : 2 to 3 weeks

The dynamometer Linescale 3.0 is the ideal tool to mesure the tension in your slackline setup.
Easy to fix on all kind of connectors (carabiners, shackles, weblocks, rope, slings), he can be used of most of the installations.
He comes furthermore with a bluetooth connection and PPE certification !

You will be able to read all datas on your smartphone. Very convenient when you are far away from it. ;-)
Link to the LineScale App : https://www.linegrip.com/linescale-2-user-page/#app

Technical specifications : 

  • Color : GREY
  • PPE certification
  • Working Load Limit : 30kN
  • Minimum Breaking Strength : 90kN
  • Measurements : 190*90*20 mm
  • Size attachment eyes: Radius 30mm D-Shape (ca. 60x40mm)
  • Material body: High strain aviation aluminum alloy LY12CZ
  • Anodized in brilliant copper-gold color
  • Display units: kgf / lbf / kN
  • Maximum range: 3000 kgf / 6600 lbf / 30 kN
  • Display division (resolution): 1 kg / 2 lbf / 0.01 kN
  • Measure error: less than ±0.5% (@3kN-15kN)
  • Display number size: ca. 13 mm height
  • Operating temperature: +10 to +40 °C
  • Storage temperature: -20 to +70 °C
  • Relative humidity: 10% to 80% RH
  • Power: 3.7V 1000mAh rechargeable Li-Ion battery pack
  • Operating endurance: ca. 50 hours continuous (24h w. bluetooth enabled)
  • Bluetooth 4 interface (w. smartphone app)
  • Sensor scan rate (cycle rate): 40 Hz (25 ms) & 10Hz (100ms)
  • Protection Class: IP64 (dust, drops of water, non waterproof)

Incompatibilities :

  • Breaking strength tests
  • Freestyle : trickline, jumpline

Content :

  • 1* LineScale
  • 1* English User Guide


Slacklining and particularly Highlining (slackline in the air, securised by a harness) are sports having no legal framework or norms concerning the gear or the setup for safety.

Consequently we cannot warranty our gear for Highlining and to securised yourself with.
Our products are tested inside our company and independant labs (mentionned on the product page if it's the case) 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.
To securised yourself, use PPE Equipmeent (climbing gear, ropes, etc)


  • 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 - more detaisl here
  • 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 highline.fr


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.