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Home / All / HEIR Crank
HEIR Crank
HEIR Crank
HEIR Crank
HEIR Crank

HEIR Crank

$135.00

Heir

The HEIR Direct Mount Crank offers direct mount crank versatility and performance, in crank lengths that are optimized for young riders.

Features

  • Stiff and light cold forged design.
  • Compatible with 3-bolt direct mount chain rings.
Length

Specifications

COMPONENT
 WEIGHT
HEIR 120mm Direct Mount Crank 523 grams
HEIR 140mm Direct Mount Crank 535 grams
Chain Ring - 28t 58 grams
Chain Ring - 30t 68 grams
Bottom Bracket 138 grams
DIMENSION
 120mm
 140mm 152mm
Crank Arm Length 120mm 140mm 152mm
Q Factor
 151mm 170mm 170mm
Spindle Diameter 24mm 24mm 24mm


Determining Chain Ring Offset:

  • If your bike has 148mm rear spacing (Boost), choose 3mm chain ring offset
  • If your bike has 135mm or 142mm rear spacing, choose 6mm chain ring offset (most kids bikes fall under this category).

Assembly Instructions