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About Alpinestars Nucleon Kr-2i Back Protector Insert

Alpinestars Nucleon Kr-2i Back Protector Insert

The NUCLEON KR-2i soft back protector is quick and convenient to insert and fit unobtrusively within a rider's jacket or suit for the ultimate in comfort and safety protection.

Warning:  California Proposition 65

Details and sizing

Product sizing chart
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