| Model | FC-R7100 |
| Reference supplier | IFCR7100CX04 |
| Type | Double |
| Denture plateau | 50/34 dents |
| Longueur manivelle | 170 mm |
| Entraxe BCD (Ø fixation en mm) | 110 |
| Nombre de branches | 4, asymétriques |
| Number of compatible speeds | 12, 2x12 |
| Type d'axe | Traversant, 24 mm |
| Q factor | 148 mm |
| Ligne de chaîne | 44,5 mm |
| Largeur boitier / longueur axe | 68 / 70 mm |
| Main colour | Black |
| Technologie | Hollowtech, Hollowtech II |
| Weight in grams | 754 |
105 R7100
Gears: 12
Chainrings: 50-34 teeth / 4 spokes
BCD: 110mm
Cranks: 175mm
Cup: Hollowtech II (not delivered)
Chain line: 44.5 mm
Q factor: 148mm
Material: aluminum