McQuaid Engineering Ltd. has recently commissioned our RB90 model rock breaker boom at one of our customers grizzly plants.

For over 20 years McQuaid Engineering Ltd. has been at the forefront of rock breaking solutions for the global quarrying and mining sector, and this latest deal is testament to their knowledge and expertise in the field.

The RB90 is designed and manufactured with heavy-duty cylinders which don’t wear as quickly, maximising productivity for longer periods. They are one of the most sought after booms in heavy duty applications due to their productivity, efficiency and reliability.


  • Our RB90 model boom is designed for primary breaking applications and is from our heavy duty range.


  • The boom is now operational and exceeding production targets.


  • Our customer, a leading mining company plans to install our boom systems at a number of their crusher plants in locations around the world.