CHAIN XAM 520AO x 102 O-RING S3-Heading-Electrical Chrome-plated finish offers high durability

Chrome-plated finish offers high durability and easy cleaning

Precision-ground needle bearings and heat-treated spacers ensure optimal wear resistance

Bearing surfaces are precision-ground to ensure quiet operation and reduced rolling resistance

The black and white dual-moulded design offers a striking look while providing essential coverage against rocks and debris

Nearly all cheaper sprockets are only surface hardened

CHAIN XAM 520AO x 102 O-RING S3-Heading-Electrical Chrome-plated finish offers high durabilityAll XAM O Ring chains are manufactured with hi carbon alloy steel for strength and durability. XAM utilizes Nitrite Butadiene O Rings to seal in lubrication and deliver smooth power with minimal ring drag or loss of horsepower. XAM O Ring chains have "X" shaped seals and improved metallurgy giving you 7 times longer wearlife than standard O Ring chains. Viewed in cross section, the X Ring has two lubrication pools and contact lips versus the single