Enduro Ceramic Hybrid Bearing Kit - Hope Pro 4 Rear
The Ceramic Hybrid bearings have Grade 5 ceramic balls with ABEC 5 chromium steel races.
The balls used in these are Silicon Nitride Si3n4 and the seals are an LLB style.
These seals keep out more contaminants and run freely than any other.
CH 6804 LLB - 20 x 32 x 7
Dimensions : 20 x 32 x 7 - SC : 438
2x 6903-LBB lager
2x 17287-LBB lager