The roll cage is manufactured in accordance with the FIA Appendix J standard in the following versions: Nissan Datsun Sports Z S30, Nissan Datsun Sports 240Z H (L) S30, Nissan Datsun 280Z and Nissan Datsun 260Z 2 + 2AST multi-point welded V2 roll cage with 10 points to the body . 3mm thick steel reinforcement plates are designed and manufactured specifically for each car, ensuring maximum safety and matching to the chassis. the roll cage is delivered with a welding kit, and unpainted, and consists of a main rim with a diameter of 45mm (E355 steel) the rest of the cage is made of a rim with a diameter of 40mm (steel E355). Thanks to our laser scanner technology, we guarantee an accurate 3D design that The kit includes: - Welding kit - Inserts - Reinforcement plates - Bolts, washers and nuts - Individual documentation - Installation manual - Decal kit - Welding test T * This structure was designed and built in accordance with the FIA Annex J. Consult your federation / sports organization for the minimum safety requirements specific to your vehicle and engine version as the roll cage fits all engine models. seats...)