Enduro-MAX Angular Contact Bearing. Features: Angular contact bearing/race design to better handle side-loads and/or systems with bearing play adjustability High performance cartridge bearing with 40% greater load capacity than a standard cage separated cartridge bearing Designed specifically for suspension pivots. Generally do not spin as smoothly as retainer bearings due to their maximum compliment of ball bearings (MAX) Single row, full complement angular contact bearing with Grade 10 ball design including rubber dual lip labyrinth seals Load side is on the red seal side, 5-10lbs preload required 90% filled with the highest quality marine grade grease 3rd party web sales (eBay, Amazon, etc.) are strictly prohibited by the manufacturer Specs: Bearing: 7901 ID X OD X W Mm: 12x24x6