Stratajacks Installed

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Cougar Stratajacks products provide underground mining operations with innovative secondary roof support system.
These effective roof support products are used in coal mine, longwall applications and as supplementary support. Our Stratajacks are specifically engineered and customised to meet all types of mining applications.

Usage and Application

The Stratajack is the most effective and efficient standing support on the market. The stratajack can cater for any application where a high capacity standing support is needed. 


The 900mm diametre Cougar Stratajack has been tested at NIOSH (USA) which sets the standards in testing of secondary roof support systems. 

Product Specifications

The Cougar Stratajack roof support system comes in two standard sizes. The telescopic cylinder can be adjusted to suit a range of roof heights.