Power Spoke magnet for all Sigma computers. Fits round and bladed spokes.

Wireless mounting bracket for 2012, 2009 STS & 2006 DTS model computers. Handlebar or stem mount. Compatible models: BC 1106 DTS BC 1606L DTS BC1706HR DTS BC 2006 MHR DTS BC 1009 STS BC 1609 STS BC 8.12 ATS BC 12.12 STS BC 14.12 STS BC 16.12 STS Baseline 1200 plus

Sigma's universal computer mount features a wired speed sensor, so you can use your Sigma cyclo-computer on a second bike. This kit comes with O-rings and a spoke magnet.

Use this Sigma docking station to easily download ride data to your computer. The docking station is compatible with Sigma's Rox models 8.0, 9.0, 8.1, and 9.1.

Sigma's BC 8.12 is a stellar choice for riders interested in tracking their miles. It boasts eight great, versatile functions, as well as a simple one-button operation. The easy, tool-less installation will have you logging miles in no time at all.

Sigma's BC 1009 is a smart computer choice for every cyclist. Its diversity of functions make it an unrivaled bargain, too! Its easy to navigate big-numeral display is a joy to use. The integrated storage chip "remembers" your personal settings and total values even during battery change, which is announced by the low battery indicator. Plus, an optional second-bike sensor is available.