Now you can... "Bomb Hills with no RUST"
They're lighter and provide faster acceleration & CREATE less friction and are thus faster than metal bearings.
- Features grade 5, silicon nitride, hot isostatically pressed ceramic balls.
- Single non-contact removable rubber shield for easy cleaning and less friction.
- High-speed nylon ball retainer for greater strength and speed.
- Set of 8 bearings
- Reusable Metal container