ALPINESTARS Nucleon Flex Plus Knee Protectors - Large 6521020-10-L Aluminum Rim Internal toe box and heel

Internal toe box and heel counter reinforcement is layered under the upper for a more ergonomic design 3D mesh lining for high levels of breathability with anti-slip micro-suede in the heel

Strap closure for security

All OEM replacement parts

Incorporates energy-absorbing foam and a perforated hard shell core Contoured for an anatomical

ALPINESTARS Nucleon Flex Plus Knee Protectors - Large 6521020-10-L Aluminum Rim Internal toe box and heelErgonomic design that allows high levels of movement Cell structure ensures maximum comfort and ventilation Slim design makes the protector discreet off the bike Protector cells are bridged together, allowing for an adaptive shape and enhanced levels of comfort and protection