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The internationally proven and preferred method of repair for loose screwspikes in wooden sleepers or dowels.


  • No possession time required – installed in less than 1 minute
  • Restores up to 90% of original pull-out strength and screw torque
  • Improves track structure and gauge retention
  • Delays sleeper replacement
  • No need to remove existing baseplate during installation
  • Unaffected by climatic or environmental conditions
  • Existing screwspikes and fastenings can be re-used

Fact file

  • Over 50 million units installed worldwide
  • Comprehensive tests carried out by Deutsche Bahn and SNCF proved conclusively that they are the best long-term low cost solution to worn sleeper holes