4-TRACK S 350 retains just the outer sleeve shape of its predecessor "R" – redesigned internal components

Injection molded high impact plastic and rubber construction

420 Average Rated Life (hr

chemicals may damage finish

The flow of this DNA filter set is 65

Alpinestars - Flex Pro Elbow Guard Size:Small 4-TRACK S 350 retains justIncorporating innovative Nucleon Flex Pro technology that is lightweight and ventilated, the Nucleon Flex family of protectors is ergonomically engineered for comfort, convenience, performance and protection. Size Small: 21cm long x 10cm wide (8. 3 in x 3. 9in) Size Large: 25. 5cm long x 12. 5cm wide (10 in x 4. 9in) Construction: Ergonomic design provides high levels of movement. Open design structure ensures high levels of airflow and ventilation.