As low as $59.58/mo with or . (Pay in 4 interest-free payments)
ALPINESTARS Nucleon KR-3 Back Protector (Black/Red) – Medium Built for confident protection on adventure touring , dual-sport , off-road , and ATV/UTV rides, the ALPINESTARS Nucleon KR-3 Back Protector delivers breathable, impact-absorbing coverage with a slim, stable fit. Engineered comfort + protection : Developed in three waist-to-shoulder dimensions for broad body coverage Single-injected lattice structure hard shell using a high-performance polymer blend for optimized flexibility and weight-saving Viscoelastic PU foam construction for enhanced impact energy management Central Nucleon PU foam spine coverage for additional absorption Convex hard-shell geometry targeted for spinal area protection Horizontal flex grooves for an adaptive fit in all riding positions High-performance polymer rib protector with extra side protection Shoulder blade padding extensions to help protect the acromion bones Waist adjustment plus a slim, vented kidney belt for stability Adjustable, detachable elastic shoulder straps with snap-fit system Compatible with Nucleon KR-C and Nucleon KR-TB protectors Specs: Base Color: Black; Model: Nucleon KR-3; Type: Back; Riding Style: Adventure Touring / Dual-Sport, Off-Road, Street, ATV, UTV; Material: Polyurethane Foam; Size: M ; Units: Each; Weight: 2.71 lbs .
Developed in three waist-to-shoulder dimensions in order to cover all body sizes
Lattice structure back shell plate is constructed from a high-performance polymeric material blend for optimized flexibility and excellent weight-saving properties combined with soft viscoelastic PU (polyurethane) foam compound construction
Single injected lattice structure shell with an ergonomic design to absorb impacts and allow maximum breathability and airflow
Nucleon PU foam on the central spine area for additional impact absorption performance
Additional convex design on the central hard shell provides the highest level of protection for the spinal area
Horizontal flex grooves for an adaptive fit in all riding positions
Adjustable rib protector made with high-performance polymeric material blend for additional side protection
Shoulder blade protective padding extensions to guard the acromion bones
Waist adjustment for a customized fit
Slim, vented kidney belt for added position stability and a custom fit
Adjustable, detachable elastic shoulder straps via snap-fit system for a comfortable fit
Compatible with the Nucleon KR-C and Nucleon KR-TB protectors
or 
. (Pay in 4 interest-free payments)
