Alpinestars Nucleon KR-2I Back Insert - Black
CE approved Level 2 back insert for Alpinestars jackets and suitsView full details
Customer Reviews for Alpinestars Nucleon KR-2I Back Insert - Black
Good product and fits Alpinestar Drystar jacket like a glove.Read more
Great product as always from Alpinestar. It fits perfectly into my Alpinestar Drystar jacket and moulds perfectly to my back.Read more
Fits perfectly, (after measureing the size of pocket in the jacket) and comfortableRead more
Great itemRead more
Fits well into the jacket, and is quite flexible so the jacket retains in comfortRead more
comfortable, excellent product
Good quality, even ventilation works, I am very happy with this purchase. For this price protection and comfort, i think hart too beet this product.Read more
Light and Unnoticeable
Hope to never need it but equipped my Gunner V2 jacket and couldn't tell it's there. Peace of mind. Light and great fit. What's not to like! Moulds as well.Read more
It seemed a bit bulky when I first put it in the jacket but once I had put the jacket on and done a few miles I couldn't tell it was there!Read more
Fits perfectly, is comfortable in the jacket and not heavyRead more
it fits into the jacket well. some protection is better than no protection. seems strong and pliable so feels comfortable. not been on a long ride with it yet but so far happy with the purchase.Read more
Alpinestars Nucleon KR-2I Back Insert - Black
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The latest in back protection inserts from Alpinestars is the Nucleon KR-2i soft back protector insert. Suitable for all Alpinestars jackets or suits that feature a back protector pocket. It's design conforms to the latest back protector standards with it's Level 2 CE-certification (EN1621-:2014). The 'Nucleon' back protector's design has been ergonomically profiled for an optimised fit, whilst the lightweight design and flexibility with incorporated airflow system helps to keep the wearer both cool and comfortable. This highly protective back protector is quick and convenient to insert and offers the perfect fit for the ultimate in safety performance.
Back protector compatibility chart
- Level 2 CE approved
- Lightweight, Flexible Design
- PU Injected Impact Foam
- Ergonomically Designed Profile
- Perforated For Breathability & Comfort
- Channel Ventilation System For Optimised Airflow
Alpinestars, a truly world class brand of motorcycle apparel. Founded in the early 1960s by Sante Mazzarolo, Alpinestars has grown to be a world leading manufacturer of professional racing products such as leather jackets, jeans, boots and 1 piece suits. Whilst their leathers are worn by some of the biggest names in bike racing, they also specialise in high performance textile jackets, jeans and gloves. From F1 to Karting, the World Rally Championship to NASCAR, Alpinestars work with the very best drivers and riders to bring design innovations to all aspects of professional motor-sport.See all Alpinestars products…
Questions and Answers
What size do i need 2 fit 4x drystar jacketMarch 16, 2020
You will require size Large.
I have just received an Alpinestar Ares goretex jacket 2xl what back proctor will fit this jacket? Many thanks.December 13, 2018
A 2XL jacket requires the large Nucleon back protector.
Hi I have purchased an Alpinestar Jaws Leather Jacket off yourselves recently- size 42 chest. I'm 6ft 3" and slim. Jacket is snug but good fit. Which size would you recommend re. the back protector?September 6, 2018
We would recommend the medium back protector.
Hi, looking at purchasing the Alpinestar GP plus R v2 size 46 U.K. Q1 is this the best back protector? Q2 what size for the 46?April 25, 2018
This is the Level 2 CE approved back insert that Alpinestars recommend. If you were to purchase an Alpinestars Jacket in a UK size 46, you require the Large insert.
I have an Alpinestars Motegi Leather Jacket size EU56. Which size do I need as the compatibility chart isnt clear if they are using the Euro or product size?August 14, 2017
You will need a size large for your jacket
I have an Atem one Piece suit 3 years old.It has no pocket for a back protector just the press stud fixings. How is the Nucleon held in place as there are no reciprocal stud fittings shown on the photos of the protector ?January 26, 2017
This product is only suitable for all Alpinestars jackets or suits that feature a back protector pocket.
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