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Ancon® MBT Couplers – Mechanical Splices


Ancon® MBT Couplers – Mechanical Splices

Ancon® MBT couplers supplied by InfraBuild Reinforcing provide a method of joining reinforcing bars without the need of bar end preparation such as threading. Bars are locked in place by two serrated saddles and a series of special lockshear bolts, the heads of which shear off when the predetermined tightening torque is reached, providing a visual check of correct installation. Typically used for column splicing, bridge applications, piling, beams and closure pours, Ancon ®MBT couplers supplied by InfraBuild Reinforcing are available in sizes to suit 12mm, 16mm, 20mm, 24mm, 28mm, 32mm, 36mm and 40mm bar sizes.

Typical Uses

  • Column splicing, bridge applications, piling, splicing to protruding dowels cast in concrete, closure pours, beams.


  • Mechanically bolted coupler that doesn’t require bar end preparation or rotation
  • The bolt heads shear off at a predetermined torque to provide an instant check of correct installation.
  • Can be used in Applications where traditionally couplers do not work

Relevant Standards

  • AS/NZS 4671:2001 Steel reinforcing materials
  • AS 3600:2018 Concrete structures
  • AS 5100.5:2017 Bridge Design, Concrete

To find out more about the Ancon MBT couplers stocked at your local InfraBuild Reinforcing please contact your nearest branch.

Product Code Suit Bar Size (mm) No. of Bolts Length (mm) OD (mm) Mass (kg)
MBT12 12 6 140 33 0.7
MBT16 16 6 160 42 1.2
MBT20 20 8 204 48 2
MBT24 24 8 258 54 3
MBT28 28 10 312 67 5.8
MBT32 32 10 312 71 6.5
MBT36 36 12 420 75 8.6
MBT40 40 14 484 81 11.3