We have been reported about a few rare cases of plastic bindings that have broken unexpectedly. Front binding (toe side) and / or rear binding (heel side). Such breakage irreparably affects the normal and proper use of the “CRAMPON”. The evidence of an even slight risk of breakage of the bindings makes the device itself unsuitable for use. >> read



Reference number:

  • 2D640NJSY

Light alloy right-hand chest ascender for climbing up ropes, to use together with the ascender handle QUICK’UP +.

Main characteristics:

  • external profile for the opening lever, which makes climbing up the rope smoother and more effective;
  • shape for the hole in the opening lever, to facilitate use even when wearing gloves;
  • lower hole design, so that the device always stays parallel to the user;
  • patented system for unlocking the cam, with just one downwards movement necessary;
  • steel cam, manufactured with technology that implements the resistance to wear and tear. Equipped with a set of teeth that protects the wear of the rope, but it is equally effective in blocking and ascending the rope. It also has three slots to prevent the accumulation of mud and reduce the effort needed to slide the device up the rope under any condition (muddy rope, frozen etc.)
  • anti-inversion cam system;
  • working load increased to 140 kg;
  • with special wear-proof hard coat anodizing, ideal for intensive and prolonged use.

Procedure and sheet for periodical check of this PPE

Technical features

106 x 76 mm

Working load:
140 kg


Standard and additional information

EN 567:2013
Ø 8 – 13 mm

EN 12841:2006-B
Ø 10 – 13 mm




Left or right-hand light alloy ascender handle with ergonomic rubber grip for climbing ropes and new steel cam.



Innovative handle ascender with integrated pulley to be used together with a chest ascender (e.g. CHEST ASCENDER +) or with auto-blocking descender (e.g. SPARROW).

Quick Step-S


Left or right foot ascender that facilitates and expedites rope ascending in speleological operations when used in combination with QUICK'UP + or CHEST ASCENDER HC models.