View 1 of Alpinestars SX-1 Plasma Knee Protector, Lightweight Off-Road Impact Protection with Articulated Design, Superior Airflow & CE-Certified MX Performance, L/XL, Black/Red/Cool Gray

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View 1 of Alpinestars SX-1 Plasma Knee Protector, Lightweight Off-Road Impact Protection with Articulated Design, Superior Airflow & CE-Certified MX Performance, L/XL, Black/Red/Cool GrayView 2 of Alpinestars SX-1 Plasma Knee Protector, Lightweight Off-Road Impact Protection with Articulated Design, Superior Airflow & CE-Certified MX Performance, L/XL, Black/Red/Cool GrayView 3 of Alpinestars SX-1 Plasma Knee Protector, Lightweight Off-Road Impact Protection with Articulated Design, Superior Airflow & CE-Certified MX Performance, L/XL, Black/Red/Cool Gray