SHIMANO DEORE XT 12速單片鏈鉼脾-FC-M8120-1/SHIMANO DEORE XT FRONT CHAINWHEEL-FC-M8120-1
規格 Specifications
| Series |
DEORE XT |
| Model No. |
FC-M8120-1 |
| Color |
Series color |
| Rear Speeds |
12 |
| Compatible Chain |
HG 12-speed |
| Chain Line (mm) |
55 mm |
| O.L.D. Thru (mm) |
148 mm |
| O.L.D. QR/Nut (mm) |
141 mm |
| P.C.D. (mm) |
Direct |
| Spider/Gear Arms |
4 |
| Chainring Combination |
28T, 30T, 32T, 34T, 36T |
| Q-Factor (mm) |
178 mm |
| Crank Arm Length (mm) |
165 mm, 170 mm, 175 mm, 180 mm |
| Optional Chain Guard |
Without chain/bash guard |
| HOLLOWTECH II |
✔ |
| Compatible Bottom Bracket Type |
Outboard |
| Recommended Bottom Bracket (Threaded) |
BB-MT801 |
| Recommended Bottom Bracket (Press-Fit) |
BB-MT800-PA |
| Threaded BB Shell Width (mm) |
68 mm, 73 mm |
| Crank Arm Material / Finish |
Aluminum / Anodized |
| Crank Axle Material / Finish |
Steel / Plated |
| Outer Ring Material / Finish |
Steel (teeth), CFRP (body), Aluminum (arm) / Painted (teeth), Anodized (arm) |
| Outer/Middle Ring Fixing Bolt Material / Finish |
Aluminum / Anodized |
| Crank Fixing Screw Included |
✔ |
| Average Weight (170 mm, w/o Bottom Bracket) |
620g (28T) | 634g (30T) | 632g (32T) | 646g (34T) | 664g (36T) |
IFCM81201CXXT
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