MM Block

MM Block is one kind of heaving machinery holding block which is made of plastic (resin) that can be stacked together for using. MM Block is used to secure the heavy machinery when jacking up/down.


  • It is lighter and easier to handle than conventional wooden or aluminum block.
  • As it is made of resin and resistant to rust and corrosion, it is durable and lasts a long time.
  • Can be stacked according to the workpiece.
  • It has a belt through hole that make more convenient to carry.
  • Work efficiency is now improved when combining with EAGLE toe jacks and heavy machinery rollers.
  • Environment-friendly product (Eco Mark Certification No. 20118001) certified by Japan Environment Association (JEA)


Model MM200-30
Capacity 10 ton
Height 30 mm
Dimension 200 mm × 200 mm
Weight 1 kg

Model MM200-45
Capacity 20 ton
Height 45 mm
Dimension 200 mm × 200 mm
Weight 1.5 kg

Model MM200-60
Capacity 20 ton
Height 60 mm
Dimension 200 mm × 200 mm
Weight 2 kg


  • During the work process, never put a part of body such as hands or feet or the whole body under a heavy object. There is a risk of death or serious injury due to accidents such as dropping or overturning heavy machinery.
  • Do not use MM Block beyond the allowable load.
  • Make sure that the upper and lower surfaces of MM Block are in full contact with the target object.
  • Please use MM Block stably on a flat and hard ground. Do not use on sloping or soft ground. On a sloping ground or a soft ground, the holding base may tilt or fall down, and there is a risk of falling and overturning of heavy objects.
  • Please use in an environment where the outside temperature is -10℃ to +55℃.
  • Do not use in water, sea or muddy water

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