Description
PF30 Thread Together
- Replaceable Enduro bearings
- Made in the USA
- ZERØ Ceramic sealed bearings
- Oversized Grade 3 balls roll on races which are ground to a mirror finish after receiving Magnetite and then Cryogenic treatments for hardness and longevity
- Silicone VV-type 2-lip non-contact labyrinth seals for excellent bearing protection with minimum friction
- Long-lasting Rheolube synthetic grease helps prevent contamination
- Nylon/graphite retainer to further minimize friction
