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McCoy Rock Series Heavy Duty Friction Stay SS304 Grade


  • Specially designed for large and heavy top hung vents.
    Heavy duty 6 bar friction hinges made from austenitic SS304 steel.

  • Grade V corrosion resistance - successfully tested for 500 hours in neutral salt spray solution for corrosion resistance.

  • Stack height of 16.5 mm and bar thickness 3 mm.

  • Self-balancing with excellent weather sealing capabilities. 

  • Can be used for vent weights upto 130 kg. 

  • With a pitting resistance equivalent number (PREN) of 20, and good resistance to inter-granular corrosion, SS304 is well serviceable in corrosive environments. 

  • Available sizes: 18 inch - 28 inch.

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