ALPINESTARS SMX1-R V2 Boots - Black/Red - US 6 / EU 39 2224021-13-39 Nucleon Flex Pro Elbow Guards complete with new race algorithm

complete with new race algorithm which is available as a download DFS shoulder

Designed to be used with OEM stock head pipes or Pro Circuit head pipes Ultra-responsive performance Incredible horsepower gains when compared to stock Developed to increase the horsepower and torque throughout the power curve Aluminum/stainless construction for reduced weight and increased durability Strong mounting bracket(s) for increased durability Designed for easy disassembly and re-packing when needed Removable USFS approved spark arrestor

Note: Added images demonstrates the reinforced ribbing on throughout the inside parts of the case for added protection

between the comfort padding layer and the multi-density polymer energy absorption shell

ALPINESTARS SMX1-R V2 Boots - Black/Red - US 6 / EU 39 2224021-13-39 Nucleon Flex Pro Elbow Guards complete with new race algorithmThe main upper material is microfiber Tongue and rear accordion made by lightweight padded material that offer superior comfort Airflow and ventilation are improved thanks to lateral Air Intake with metallic mesh New speed lace system derived from Alpinestars MotoGP technology for improved quick precise and secure closure Higher closure system with new adjustable hook and loop closure and debossed Alpinestars logo Foam backed double density ankles