SIDI CROSSFIRE 3 SRS MX BOOTS RED Peak The 520ERT3 is our lightest

The 520ERT3 is our lightest motocross racing chain used by AMA factory teams such as KTM

while waterproof compartments

Specially designed to resist extreme high temperature generated by racing brakes (carbon and ceramic) only allowing a minimal air entrance for brake cooling

Plastic Free Recyclable Packaging

Homologations: ECE 22

SIDI CROSSFIRE 3 SRS MX BOOTS RED Peak The 520ERT3 is our lightestCROSSFIRE 3 SRS The icons champions, 20 years in the making. UPPER Technomicro Microfiber LINING Air Teflon mesh Cambrelle SOLE SRS Dovetail Sole Technology HIGHLIGHT Replaceable shin plate Micro adjustable and replaceable buckle system Adjustable Calf System Dual Flex System upper Hyper Extension Block Flex System Boot leg Anatomic heel cup Replaceable Metatarsus insets Toe Area Follow the procedure below to ensure that you choose the right size.