⚙️ Upgrade your ride with precision and style — don’t get left behind!
The ACS Main Drive Single Speed Freewheel (16T x 1/8") is a value-priced, OEM-quality replacement designed for low-torque bicycle applications. Featuring durable chrome-plated alloy steel construction, it fits standard 1.375"-24tpi hub threads and 1/2" x 1/8" chains. Lightweight and easy to remove with universal tools, it delivers reliable single-speed performance with a sleek silver finish.
| Manufacturer | ACS |
| Part number | 63609-1000 |
| Item Weight | 113 g |
| Product Dimensions | 6.99 x 6.99 x 1.91 cm; 113.4 g |
| Item model number | 63609-1000 |
| Size | 16T X 1/8-Inch |
| Color | Silver |
| Material | Alloy Steel |
| Item Package Quantity | 1 |
| Specification met | Value-priced Freewheels With Assured Quality for Everyday Use |
| Batteries Included? | No |
| Batteries Required? | No |
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