Jab Derailleur Cage Options

There are 2 cage options for the Jab derailleur. Most modern 1x drivetrains work best with the long cage, but the cage selection will depend on the tooth count of the largest cog (gear) on your cassette.

Long Cage

  • Maximum cassette tooth count: 46 teeth to 52 teeth.
  • Pulleys: 14T upper, 14T lower.
  • Typical usage: 1x MTB, wide range 1x gravel, and eMTB.

Short Cage

  • Maximum cassette tooth count: 40 teeth to 45 teeth
  • Pulleys: 12T upper, 14T lower.
  • Typical usage: 1x gravel race gearing, and narrow range 1x MTBs (such as 11 speed).

Chains

Compatibility: The pulley teeth and cage fully compatible with 12, 11, 10 and 9 speed chains, including T-Type chains and flat-top chains.