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Ground Screw | 89mm | RADIX N4 Pro Range

Ground Screw | RADIX PRO Range

N4 89mm Ground Screw

RADIX PRO N4 89mm Ground Screws are designed with an open top and four captive M12 nuts. Applications are typically for structures with poles or posts.

As the efficient, low-carbon alternative to concrete foundations, the RADIX PRO N4 89mm Ground Screw range will save you time, money, and hassle on your projects, providing strong and stable foundations for many years.

Load Capacity
21kN – 41kN*

Available Lengths (mm)
1100, 1300, 1600

M12 Captive Nuts (4 no.)

EN ISO 9001:2015, BS EN ISO 1461:2009

If you have any questions or require more technical information,  contact us, and we’ll be happy to help you choose the right ground screw for your project.


Product Supply Enquiry Request Data Sheet


ground screw guarantee   ground screw lifespan   Ground screws by RADIX | 5-star reviews

* Load Capacity has been determined in semi-solid loam soil. RADIX Professional Ground Screws must be selected based on static calculations and results of a site-specific ground test. The manufacturer is not liable for damage caused by insufficient or incorrect selection of ground screws.
** Ground Screw Lifespan is calculated on various factors, and will be determined by ground conditions. We have a full article on the lifespan of a ground screw.