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Alpinestars Nucleon KR-2 Back Protector Black / Red. Ultra-light, flexible, very breathable and ergonomically designed, the Nucloen KR-2 is made of visco-elastic foam and incorporates an articulated vertebra protection for excellent comfort and performance. It has two adjustable straps and mesh lumbar band for greater breathability and hold. The Nucleon KR-2 is ideal for long trips.
It has obtained CE certification, Level 2, in accordance with the normative EN1621-2:2014.