Product Catalog
Contact Information
Lanhang Chain Drive Accessory Co., Ltd.
Address: Zhuge Town, Lanxi, Zhejiang 321100, China
Tel: 0579-88600101、88600391
Fax: 0579-88600393
Email: lanhang@chinalanhang.com
Address: Zhuge Town, Lanxi, Zhejiang 321100, China
Tel: 0579-88600101、88600391
Fax: 0579-88600393
Email: lanhang@chinalanhang.com
Product
MTB > B21-AC4
Techonlog data:
| Model | B21-AC4 | |
| crank | ||
| Material | Forged Alloy -6061-T6 | |
| Length | 170mm | |
| Chainrings | ||
| Teeth | 48/38/28T | |
| Outer | Steel"Black" painted | |
| Center | Steel"Silver" painte | |
| Inner | Steel"Black" painted | |
| Speed | 8S/7S | |
| PCD | 64mm | |
| ChainLine | 47.5mm | |
| BBAxle | 110.5mm(22-68-20.5R) | |
| Chain Guard | G4XE48 | |