Does this fit a 1.18 inch hub exactly?
Heavy Duty Bicycle Engine Sprocket Adapter For Motorized Gas Bikes - 44 Tooth
Don’t want any slipping
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Open Jul 17, 2026 - 10:16 AM
1answer
Staff Answer
Jul 08, 2026 - 01:37 PM
If the bike has no shims, this adaptor will work with 38mm hubs which is 1.49 inches. If the rear wheel has metal shims only, this will work with 30mm hubs which is 1.1811 inches. If the rear wheel has metal and rubber shims, this will fit 20mm hubs which is .78 inches.
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