165mm Crankset BCD104 Aluminium Alloy Square Hole Bike Crank Arms

$79.99
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SKU: 104BCD165MM-CAS

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This high-quality 165mm Crankset is crafted from lightweight yet strong aluminium alloy, making it ideal for both commuting and off-road cycling. With a 104mm BCD 4-arm design, it’s compatible with single or double chainrings (sold separately) and offers a secure, stable fit for efficient power transfer.

Key Features

  • Material: Aluminium alloy for strength and durability
  • Crank length: 165mm
  • BCD: 104mm – 4-arm mount
  • Compatible with single and double chainrings
  • Square hole bottom bracket interface
  • Colour: Black
  • Weight: Approx. 610g (pair)

This crankset does not include a chain ring. If you require a chain ring to complete your setup we have a great range of tooth counts and colours which can be viewed here.

Recommended Chainring Setups

  • Single Chainring (1x setups): 30T, 32T, 34T, 36T
    • 30T & 32T – Best for climbing, MTB trail/enduro, and bikepacking
    • 34T – Balanced option for mixed terrain
    • 36T – Ideal for flat terrain, gravel, and higher top speeds
  • Double Chainring (2x setups):
    • 36T / 22T – Common MTB XC setup for steep climbs
    • 38T / 24T – Balanced climbing and speed
    • 40T / 28T – Great for gravel/touring

Benefits of this 165mm Crankset Arm Set

  1. Lightweight design reduces bike weight for easier pedalling.
  2. Strong alloy construction resists flex under load.
  3. Fits a wide range of MTB and road bikes with square taper BB.

Common Questions

  • Q: Does this crankset include a chainring?
    A: No, choose from our chainring range to suit your setup.
  • Q: Is it suitable for a 68mm bottom bracket?
    A: Yes, if it’s square taper compatible.

Summary

The 165mm Crankset delivers reliable pedalling performance with a robust yet lightweight build. Perfect for upgrades or replacements on MTB, road, or commuter bikes using a square taper bottom bracket. The 104mm BCD design offers broad chainring compatibility, allowing riders to customise gearing for climbing, speed, or all-round versatility.