# A premier choice for 11-speed mountain drivetrains, the ethirteen Helix R T cassette has a 9?46-tooth profile, allowing for smaller front chainrings, shorter chain length and a nice wide (511%) range.

**Manufacturer:** ethirteen  
**MPN:** `FW2TPA-102`

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | ethirteen |
| Manufacturer name | ethirteen |
| Manufacturer | ethirteen |
| extendedQty | 0 |
| moq | 1 |
| MPN | FW2TPA-102 |
| multiple | 1 |
| qtyInStock | 0 |
| qtySource | updateFromUrlEntry |
| SKU | 164379 |
| snippet | A premier choice for 11-speed mountain drivetrains, the ethirteen Helix R T cassette has a 9?46-tooth profile, allowing for smaller front chainrings, shorter chain length and a nice wide (511%) range. |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| REI | 164379 |  |  | None | 1 |

---
Structured data: `/python/html6/product/500/14500000/14753000/part_--FW2TPA102---ethirteen--226d9d4e58.json`  
Search API: https://www.dataalchemy.com/api/  
MCP server: https://www.dataalchemy.com/mcp