Kwikbolt Single Sided Temporary Fastener Products Our standard technology range of products includes 5 products: Hurricane, Lightning, Storm, Thunder and Kleko360, which all provide single-sided temporary fastener solutions for space applications from 2.2mm (5/64 inch) to 25.4mm (1" inch) via lengths of 0.4mm (1/64 inch) to 152.4mm (6 inches).