Introducing the lightweight Cromo Steel JIS square taper bottom bracket!

 

CRANKSET FIT:

  • ALL JIS 2.0° Degree Square Taper type.

 

BEARING FEAURES:

  • Bearing Race Material: 52100 High Carbon Chromium alloy races ground and polished ball path ensures smooth and quiet ride in all conditions. Vacuum de-gassing process for the purest chromium alloy steel, hardened to R-62, extremely tough and very durable.
  • Bearing Grade: 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.
  • Bearing Ball Density: Grade 5 Chromium Steel Balls. High precision balls are within 5/1,000,000″ round. R-64 hardness, of the highest grade.
  • Low Friction Nylon Retainer diminishes rolling resistance making these bearings run smoother and quieter.
  • Enclosure Type: Low Friction Dual Lip Silicone - Keeps grease in and invading contaminents out ensuring longer bearing life.
  • Lubricant: Kluber NBU 12/300KP Provides excellent protection against the elements of rain, dirt, muck, and sand over extended periods of testing, far outlasting other greases.

 

PRODUCTS SPECIFICATIONS:

  • CNC machined hollow Cromo Steel shaft with 2.0 JIS square taper
  • Carbon body
  • Alloy cold forged cups with water seals
  • High quality steel bolts included: 8Mx20mm

 

FRAME FIT:

  • English: BSA 1.37"x24T R/L cups for 68mm
  • Italian: ITA 36x24T R/R cups for 70mm
  • Installation: Fitted with any ISIS tool, Shimano Octalink BB tool, or Park Tool #BBT-2

 

WEIGHTS:

  • 103mm: 211 grams
  • 107mm: 213 grams
  • 110mm: 216 grams
  • 113mm: 220 grams
  • 116mm: 224 grams
  • 118mm: 228 grams
  • 122mm: 235 grams
  • 127mm: 240 grams

Cromo Steel JIS Square Taper Bottom Bracket

$39.95Price
Option 1

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    Needville Texas USA

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