BUILT TO LAST -- Rugged design specifically engineered for applications with higher torque and horsepower.Material:alloy steel,nitrile
CORROSION PROTECTION -- Exclusive MICRO SHIELD coating protects against rust and corrosion
STRONG AND DURABLE -- Cold-forged, case-hardened and precision-ground alloy steel crosses for durability
KEEPS DIRT OUT -- Abrasion-resistant nitrile seals provide ideal grease retention and protection from under-vehicle contaminants
GREASABLE DESIGN -- Bearing cups feature a radial design to allow 360 Degrees lubricant distribution to all bearing surfaces. Super-Strength 331 - Flush-type grease fitting in bearing