Our complete stock of hubs, rims and spokes allow us to build and ship your wheelset in just 2 days.
Bikeonline's custom wheels are handbuilt by experienced hands following your needs. Every single step of wheelbuilding is supported by the best tools available, as P&K Lie wheel stand with decimal precision, Pillar spoke tension metre and special handtools, often built by our own to reach our needs for precision.
The use of the best parts on the market, the highly skilled labor force and years of experience has meant that Bikeonline become the reference for wheelbuilding service for prestigious Italian brands that refer to us to have a high level service, effective, fast and precise.
30 x 42 x 7 mm
|BALL MATERIAL||440C Stainless Steel|
|BALL GRADE||5 US made|
|RACES||440C Stainless Steel|
|SEALS||"LLB" Dual-lip low contact|
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Enduro ABEC5 bearing 6806 Stainless Steel LLB 30x42x7mm 24.7g
440C Stainless Steel Balls are within 5/1,000,000″ round. These are military level specification, used for precision equipment. R-64 hardness, of the highest grade.
Also Races are made of 440c stainless steel, polished to a mirror finish for ABEC-5 precision and noiseless movement. Nylon with graphite retainers are virtually frictionless while providing constant lubrication
440C Stainless Steel Races
Vacuum de-gassed process for the purest chromium alloy steel, hardened to R-62, extremely tough and very durable. Polished to a mirror finish for ABEC-5 precision and noiseless movement.
Graphite/Nylon Ball Retainers
Nylon with graphite retainers are virtually frictionless while providing constant lubrication.
The ABEC-5 Standard:
To meet the ABEC-5 standard, bearing design must pass all tests, which include noise testing at high RPM, extremely close tolerances for I.D. and O.D., roundness of ball, trueness of the races and micro surface finishes of balls and races.
Two NBR 70 rubber LLB Dual-Lip seals with low contact type seal, which rides in a matching groove machined into the bearing.
|BALL MATERIAL||Stainless steel|
|BEARING TYPE||Stainless steel|