Alpinestars Nucleon Kr-Celli Back Protection Insert

About this item

This is the Alpinestars Nucleon KR-Celli back protector insert, built to slot into compatible Alpinestars jackets and suits. Its triple-segmented, articulated plate is made from a polyurethane/polyester polymer blend (60% polyurethane, 38% polyester, 2% other) with a honeycomb cell structure, giving CE Level 1 (EN1621-2:2014) protection without adding bulk. Horizontal flex grooves and an ergonomic curve let it move naturally with your back, while the Airmesh inner layer adds breathability. Available in S (height 144-167cm, waist 68-76cm), M (height 164-183cm, waist 76-88cm), and L (height 180-195cm, waist 88-111cm).

• CE Level 1 certified (EN1621-2:2014) back protector insert for real impact protection
• Triple-segmented, articulated plate design flexes with your back from waist to shoulder
• Honeycomb cell micro-structure keeps it light while absorbing shock efficiently
• Horizontal flex grooves let the plate move with you in different riding postures
• Airmesh lining on the body side keeps things breathable and comfortable for long rides
• Fits select Alpinestars jackets and suits as a drop-in protection upgrade

Specifications

ASIN

B07FRD1C65

Brand

Alpinestars

Color

Transparent Smoke

Sport

Motocross

Material

Polyester

Brand Name

Alpinestars

Sport Type

Motocross

Strap Type

Adjustable

Unit Count

1 Count

Item Weight

10.4 ounces

Closure Type

Pull-On

Manufacturer

Alpinestars

Model Number

6503919-S

Material Type

Polyester

Item Type Name

Protector

Item Dimensions

7.87 x 7.87 x 7.87 inches

Number of Items

1

Customer Reviews

4.8 4.8 out of 5 stars (850) 4.8 out of 5 stars

Best Sellers Rank

#114,475 in Automotive (See Top 100 in Automotive) #2,258 in Hand & Arm Protection #11,944 in Motorcycle & Powersports

Included Components

no