Chain guide OneUp Top Guide ISCG05: an ISCG05 mount with installation without crank removal.
| Feature | Specification |
|---|---|
| Mounting | ISCG05 |
| Compatibility | Boost and oval chainrings |
| Installation | Without crank removal; single-tool adjustment |
| Hardware | Stainless steel |
| Chainring range | 26–38T |
| Chainline adjustment | 7.5 mm |
| Upper guide | Tool-free flip-open, glass-reinforced thermoplastic |
| Backplate | 7075 aluminium |
| Tool | 4 mm hex |
| Listed weight | 40 g |