Double Disc - MB50 Glass Balustrade System

Product Description

The Double Disc MB50 (Metroview Point-Fix) series is a range of disc fittings for point fixing cantilevered glass balustrades. Round and square cover plate options are available.

Metro Glass PS1 System

Key Features

  • The DoubleDisc MB50 (50mm) Balustrade System is side fixed for (face) mounted applications.
  • Range of options from a contemporary squared edge look through to the latest adjustable spacer option.

Material Finish

  • Made from 316 grade stainless steel.
  • Available in machined, satin or polished finish.
  • Powdercoated upon request. Note: Powder coating is available in a wide range of colours with commercially available surface integrity warranties from 10 to 30 years.
  • All fixings must be Stainless Steel.

Occupancy Type

  • Suitable for occupancy types A, A Other B, E, and C3.
  • Occupancy Types as per AS/NZ 1170.1.2002.


  • Exceeds the wind loading for all Wind Zones up to and Including Extra High Wind Zone as set out in NZS 3604:2011.
  • Max design Wind pressure subject to glass type and fixing method.

Interlinking Hand Rail

  • All monolithic toughened frameless glass balustrades must have an Interlinking Rail to conform to NZS 4223.3.2016, including the latest amendment of NZBC B1.
  • Railing and Handrails Systems


  • Complies with AS/NZS 1170:2002, NZS 4223.3.2016, NZ Building Code B1, F2, F4 and F9.

Scope of Use

  • The DoubleDisc Anchor is a 50mm diameter traditional stainless steel anchor fixing offering, ideal for those seeking a more industrial looking Frameless Glass Balustrade aesthetic.
  • The 30mm long body sets the 12mm/17.52mm toughened glass panels out from the deck to assist with water draining and cleaning.
  • The DoubleDisc Anchor system is ideal for external balconies and stairs - as well as for internal stairs and landings. It can be fixed directly to either timber, steel or concrete surfaces.
  • An interlinking top rail finishes off the system, producing a low profile modern look.

Metro Glass Double Disc - MB50 Downloads