




⚙️ Upgrade your ride with precision and power!
The Lanturn Bicycle Crank Bearing set features 4 high-quality ball bearings with 5/16" ball size and 7 steel balls each, designed for smooth and durable performance in bike crank bottom brackets. Compatible with a wide range of bicycles including mountain, kids, lowrider, and stretch bikes, this set ensures precise fit with 37.5mm outer and 24mm inner diameters, making it an essential upgrade for any cycling enthusiast.
| Size | 5/16" x 7 ball |
| Material Type | Rubber |
| Batteries Included? | No |
| Brand | Lanturn |
| Manufacturer | Lanturn |
| Manufacturer reference | LT-2021001 |
| Product Dimensions | 3.75 x 2.4 x 0.79 cm; 68 Grams |
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