Socket head cap screw (SHC, BTR or Allen type), diameter 8mm, ISO 8.8 quality (80 kilos) and black steel. Length 70mm, mechanical standard thread (175), thread 36mm. Minimum order : 4 pieces
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Partial thread : 36mm
Minimum order : 4 pieces.
Applications : Suspension mounting and others applications, ...
Iso 8.8 standard minimum required (FIA rules) for everything concerning seats fixation, roll bar, battery support. In the common language, it corresponds to 80 kilos. The Iso class is mentionned on the head of the bolt. Corresponding to the class 8 for the nuts. Below this standard, there are risks from shearing or pullout, not compatible with safety in competition.
Recommandations : You can slow down the screw with a tread locker resin (high or medium depending on the need).