Cheapest AlpinestarsNucleon KR-Celli Back Protector Insert - Transparent Smoke
★★★★★4.931 reviews
Alpinestars Nucleon KR-Celli Back Protector Insert - Transparent Smoke Super lightweight back insert Triple segment design High performance polymeric material blend offers flexible support Unique CELL microstructure for advanced energy absorption Breathable construction allows airflow Horizontal flexion grooves for adaptive fit Soft comfortable airmesh on...
Retailers3
Last checked23 May 2026
CategoryMotorcycle Accessories
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Alpinestars Nucleon KR-Celli Back Protector Insert - Transparent Smoke Super lightweight back insert Triple segment design High performance polymeric material blend offers flexible support Unique CELL microstructure for advanced energy absorption Breathable construction allows airflow Horizontal flexion grooves for adaptive fit Soft comfortable airmesh on the body side for rider comfort OptionMaximum heightMaximum widthSmall38.5cm22.5cmMedium42.0cm24.5cmLarge44.5cm26.5cm
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Standard option£47.49
Rider Feedback
Rider verdict
★★★★★4.931 reviews
Customers highlight the Alpinestars back protector as a significant improvement in comfort and fit, suitable for various jackets. They appreciate its lightweight, flexible, and nearly invisible design, enhancing riding security without compromising comfort. The protector's unobtrusiveness makes it ideal for long rides, with some customers noting it fits well in specific Alpinestars jackets. Its value for money is praised, with several customers expressing satisfaction with its integration and comfort, underscoring its excellent quality for road use.
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.
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