The larger base diameter creates more stiffness at the bottom

from the experience and from the wise hands of those who forge the metal and then realize it

Type Code: S46PR1C1S

chemicals may damage finish

Material: 330D x400D Nylon/Poly

All Balls Racing - Wheel Bearing & Seal Kit (25-1759) K-Type-Mirrors The larger base diameter createsAll Balls high speed bearings are manufactured to ABEC 3 precision levels. Triple lip rubber seals keep the grease in and the water and dirt out. Chevron SRI 2 grease contains rust and oxidation inhibitors ( 29 C 177 C). Double lip type TC seals with stainless steel garter springs.