Ultra-Life MAX 2″ Sealed 6200ZZ Bearing Nylon Garage Door Roller, 4″ Stem, Pack
Bearing Type 6200ZZ dual reinforced bearing 6200ZZ dual reinforced bearing 6200Z Single- Caged 6200Z Single- Caged 6200ZZ dual reinforced bearing 6200ZZ dual reinforced bearing N/A. DURABLE: 6200ZZ Bearing rated 25x standard roller for 200,000 door open and close cycles at 190 lb.