The microSHIFT SWORD Black FC-G7900 1x crankset brings gravel-focused gearing, aesthetics, and chainline to a square-taper bottom bracket platform. Its single chain-retaining ring pairs seamlessly with either the SWORD Black 1x setup or the original SWORD 1x group.
FC-G7900-4075 - 40T 175mm
FC-G7900-4072 - 40T 172.5mm
FC-G7900-4070 - 40T 170mm
FC-G7900-4065 - 40T 165mm
FC-G7900-4275 - 42T 175mm
FC-G7900-4272 - 42T 172.5mm
FC-G7900-4270 - 42T 170mm
FC-G7900-4265 - 42T 165mm
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Features:
- Compatible with 68x113mm JIS bottom bracket
- 110mm Asymmetric 4-bolt BCD
- Designed to be used with Sword Black or Sword 1x groups
- Not compatible with 2x chainrings
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Specifications:
| Group |
SWORD Black |
|---|---|
| Speed |
9-Speed, 10-Speed |
| Chainring Count |
1x Single |
| Chainring Size |
40T, 42T |
| Arm Length |
165mm, 170mm, 172.5mm, 175mm |
| Chainline |
50 mm |
| Chainring BCD |
110 Asymmetric |
| Spindle Interface |
Square Taper 68x113mm |
| BB Shell Width |
N/A |
| Chainring Material |
Aluminum |
| Weight |
705g (172.5mm) 40T, 715g (172.5mm) 42T |