Eccentric Rear Bicycle Sprocket

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Bounding box: 89.7 × 89.9 × 13.0 mm
Engine: Precision B-rep
Parameters: 11
Published: November 2, 2026

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The prompt

a bibyble chain rear set with uncentric centre and teeth of the latter rear is movable sothat the size is a range

Parameters

Name	Value	Range
Number of Teeth	21	11 – 34
Chain Pitch	12.7 mm	12.7 – 12.7
Sprocket Thickness	8 mm	3 – 15
Tooth Depth	4 mm	2 – 7
Tooth Tip Radius	1.2 mm	0.5 – 3
Bore Diameter	10 mm	6 – 30
Hub Diameter	28 mm	16 – 50
Hub Height	5 mm	2 – 12
Bore Eccentricity (Offset)	5 mm	0 – 15
Keyway Width	3 mm	0 – 8
Keyway Depth	1.5 mm	0 – 4

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