MR 17287 LLB ABEC 5 Bearing

Enduro MR 17287 LLB – ABEC 5 Bearing – 17x28x7 (Single)

This Enduro ABEC-5 bearing features deep-groove design races, with Grade 10 balls, full-contact dual-lip, labyrinth (LLU) seals facing outwards to withstand daily abuse and the elements, and lighter-contact LLB seals facing inwards to contain the 90% fill Mobil XHP 222 high-pressure waterproof synthetic grease. CN clearance specification is best for looser press-fit bearing bores.