Athena Pistons are Made of a Special High-Performance Aluminum Alloy With High Silicon Content That Guarantee The Same Religation Resistance and excellent performance

AFAM: The Leading Technologyafam Has Been Designing and Developing Top Quality Drive Chains Sin 1975 and Has Acquired Special Know-How in This Field

F8 Taper Bar design also features an original type cross brace

UV resistant print that keeps the colors clear and nice for a long time

Hub diameter: 6

HINSON RACING INNER HUB KTM/HUSQ H570 ktm-125-gs-125-1981-esi6777540 Athena Pistons are Made ofImproves Clutch Performance and Longevity by Improving Heat Dissipation, Allows Clutch Assembly to Spin More So Less Heat Is Created When Clutch is Disengaged, Machined to Aerospace Tolerans Times from Billet T6 Aluminum, Akadized Akadized Mainted, Help Eliminate Clutch Chatter When Used With Hinson Clutch Basket and Pressure Plates, Made in the U. S. A.