Quick Summary
The sthus Silver CNC Adapter is a replacement part for a motorized bicycle rear hub setup. It is made for 1″ (25 mm) or 1.5″ (38 mm) rear hub bike use and is listed for 49 cc, 50 cc, 60 cc, 66 cc and 80 cc 2 stroke motorized bicycles.
This part is the adapter itself, with reducing gaskets included. Before choosing an offer, compare the rear hub size and the motorized bike setup against the fitment called out for the exact model.
Key Details
| Detail | Product information and buyer relevance |
|---|---|
| Brand | sthus, used here to identify the product line. |
| Product type | CNC adapter replacement part for a motorized bicycle rear hub. |
| Rear hub fit | 1″ (25 mm) or 1.5″ (38 mm) rear hub bike fitment is stated, so the hub size matters before purchase. |
| Motorized bike fit | Listed for 49 cc, 50 cc, 60 cc, 66 cc and 80 cc 2 stroke motorized bicycles. |
| Included items | 1 CNC adaptor and 2 CNC reducing gaskets. |
| Condition | Replacement parts, non original. |
What to Compare Before Buying
- Rear hub size: Compare the stated 1″ (25 mm) or 1.5″ (38 mm) fit with your bike’s rear hub size.
- Engine setup: This adapter is listed for 49 cc, 50 cc, 60 cc, 66 cc and 80 cc 2 stroke motorized bicycles, so check that the exact setup matches.
- Included parts: The package includes the adaptor and two reducing gaskets, which matters if you need a complete replacement set.
- Replacement part status: It is a non original replacement part, so buyers should confirm it matches the intended build before ordering.
What Is Included
- 1 x CNC adaptor
- 2 x CNC reducing gasket
Before You Decide
Confirm the rear hub size, the motorized bike setup, and the included parts before choosing an offer. For this replacement part, the hub fit and the exact bicycle setup are the main checks.











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