Specifications
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Type: Indicator chain for 3-speed internal gear hub
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Size: Mark 3 (Mk3)
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Overall length: approx. 135 mm
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Length to marking (“III”): approx. 59 mm
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Weight: approx. 15 g
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Material: Steel
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Function: Transfers cable pull to the hub's internal gear mechanism
Compatible hubs
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AW (newer versions)
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S-RF3
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AWC (159 mm)
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S3C (159 mm)
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X-RD3
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AB3
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SAB3
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TS-RF3
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SX-RK3 (215 mm)
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SX-RB3 (215 mm)
The Mark 3 version is used in most newer 3-speed Sturmey-Archer hubs. The correct indicator chain is essential for precise adjustment—using the wrong type can result in inaccurate or failed gear shifting.


