20mm Through Bolt / Concrete fixing M20.

GALVANISED - Lockinex F-M20 x 160 holding down bolts to suit all of our Armco barriers bolt down posts.

Important!!- Please read further;

Lockinex fixing bolts have a diameter of 20mm and an embedment depth into the

the substrate of 135mm.

DO NOT use M16 fixing bolts for Armco posts.

DO NOT use M20 fixing bolts with anything less than 135mm embedment.

For use in concrete.

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