- Premium flex plus carbon steel construction
- ISO 1456:2009 chrome plated surface finish
- Robust ergonomic two-component handle
- Configuration for cassettes with 10/11/12 teeth first position sprockets
- Ridges on the outside of the pins provide a secure grip
- Access hole allows insertion of a cassette ring puller
- Part number 1670/2BI-US

Usage:

- Can be used in place of the traditional chain whip
- Pins to be engaged with the smallest sprocket on the cassette to keep it in position, with the central opening allowing easy access to the ring nut
- Version for 11 and 12-tooth sprockets have longer pins on the "12t" (12-tooth) side. This feature makes this version fully compatible with cassettes where two smaller sprockets have 10 and 12 teeth. For sprocket removal, where the smallest sprocket has 10 teeth, the tool reaches over it and engages with the next 12-tooth sprocket.

For Sram AXS road cassettes, the use of code 567008259 (1670/2BI-AXS), specific for Sram X-Range cassettes