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
ROAD > R31B-XD2
Techonlog data:
| Model | R31B-XD2 | |
| crank | ||
| Material | Forged Alloy -6061-T6 | |
| Length | 170mm | |
| Chainrings | ||
| Teeth | 52/42/30T | |
| Outer | CNC Alloy "HBK" anodized | |
| Center | CNC Alloy "HBK" anodized | |
| Inner | CNC Alloy "HBK" anodized | |
| Speed | 9S | |
| PCD | 110/74mm | |
| ChainLine | 45mm | |
| BBAxle | 110mm(21-68-21R) | |