The Alpinestars NUCLEON KR-1 hybrid back protector incorporates race-oriented back protection CE certified Level 2 to the latest back protector standard. Superb ergonomics and ventilation features make this extremely lightweight protector ideal for street or performance riding.
Back protection CE certified Level 2 to the latest back protector standard revision (prEN1621-2:2014).
Featuring hard shell vertebrae protection and high energy absorbing viscoelastic memory foam, this innovative hybrid back protector is uncompromising in safety and performance.
Ergonomically profiled for sport riding with superb ventilation features - the NUCLEON KR-1 is extremely lightweight and breathable.
Value for money CE-Level 2 back protector(got it on sale).good coverage,not too rigid, good ventilation and adjustable waist straps. FC moto shipped the product within 2 days of placing order.
Protector is light and slim, breathes good and fit well under racing leathers. Good combination with with the KR-C chest protection. Waist strap should definitely be stronger and wider. It is noted that this protector perorms very good in tests (2017).