BoltShield® are designed to be installed manually. With a special internal female thread, named Screw-On System, every type of BoltShield® ensures a strong and secure fixing to the bolt. No extra tools are required, and the caps can be easily installed and removed when needed.

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  STEP #1

  Clean the bolt thread from dirt very carefully and apply grease.

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  STEP #2

  Place the BoltShield® cap onto the bolt being sure that the pressure marks of the Screw-on System perfectly lean against the bolt threads to match them.

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  STEP #3

  Screw the cap onto the bolt like a cap on a bottle till the bottom lip of the BoltShield® cap touches the flange  (in case of TYPE TD caps) or the nut(in case of TYPE TR caps)Tighten with your hands and... That's it!