Amazon.com : Sigma Bike Computer, Originals BC 12.0 Wired, 12 Functions incl Monthly Statistics, Two Bike Operation, Large Backlit Display, Weatherproof, Long Battery Life, Flexible Mounting, Easy Operation : Sports & Outdoors
User manual Sigma BC 1009 (English - 100 pages)
Sigma Universalhalterung mit Kabel für BC 509/1009/1609/5.12 bis 16.12 - bike-components
Sigma Tachohalterung 2032 für BC 509, 1009, 1609, BC 5.12, 8.12, 12.12, 14.12 4016224004287 | eBay
Sigma Bike Computer, Originals BC 10.0 Wired, 10 Functions incl Temperature, Multi Day Tracking, Large Display, Weatherproof, Long Battery Life, Flexible Mounting, Easy Installation, Operation