Nogo is a unique, patented. range of security fixing enclosures designed and perfected after years of extensive research and development. By completely encasing boltheads, nuts,bolt threads and bulkhead fasteners. Nogo effectively resists unauthorised  removal of the fixings or attack by Sledgehammer/ Wrecking Bars, Grinders and has virtually unlimited potential as a security device.Approved by the UK Home office for use in the prison and police services .

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