The Alpinestars Nucleon KR-1 Cell SMRDBK is a large motorcycle back protector designed for riders seeking dependable protection and comfortable wear beneath riding gear. Its lightweight, articulated construction is intended to follow the natural movement of the back while providing coverage during street, touring, and sport riding.
Built by Alpinestars and manufactured in China, this Nucleon KR-1 Cell SMRDBK model is supplied in size Large. The protector is designed to fit inside compatible Alpinestars motorcycle jackets and suits that accept a back protector insert. Always verify garment compatibility and the manufacturer’s sizing guidance before installation.
The ventilated cell-style design helps promote airflow during use, while the flexible structure supports rider mobility in an ergonomic fit. The protector is intended for motorcycle applications and should be positioned correctly inside compatible protective apparel for the best coverage. Manufacturer part number: 4294219106. Vendor part number: 4294219106.
Features:
- Size: Large
- Model: Nucleon KR-1 Cell SMRDBK
- Brand: Alpinestars
- Manufacturer Part Number: 4294219106
- Vendor Part Number: 4294219106
- Application: Motorcycle back protection for street, touring, and sport riding
- Fitment: Designed for compatible Alpinestars motorcycle jackets and suits with an insert pocket
- Construction: Flexible, articulated cell-style design for mobility and ventilation
- Origin: China
Color: L
Model: NUCLEON KR-1 CELL SMRDBK
Origin: CN