- 1
- 40T
- 170 / 175
- 50
Specifications
As listed in the manufacturer's catalog.
General
- Series
- SHIMANO ESSA
- Model no.
- FC-U2001-1
- Color / 1
- Series color
- Rear speeds
- 8
- Compatible chain
- HG 8/7/6-speed
- Chain line (mm)
- 50
- P.C.D. (mm)
- Riveted
- Chainring combination
- 40T
- Q-factor (mm)
- 178
- Compatible bottom bracket type / Square
- Yes
- Axle length of BB-UN/ES (mm)
- LL123
- Chain case compatible
- Yes
- Stainless chain guard fixing screw
- Yes
- Crank fixing screw included
- Yes
- Note
O.L.D.
- Thru (mm) / 142
- Yes
- QR/Nut (mm) / 135
- Yes
Crank arm length (mm)
- 170
- Yes
- 175
- Yes
Optional chain guard
- With chain guard
- Yes
- Without chain/bash guard
- Yes
Recommended bottom bracket
- Threaded (normal)
- BB-UN101
- Threaded (chain case)
- BB-UN101-K
Threaded bottom bracket shell width (mm)
- 68
- Yes
- 73
- Yes
Crank arm
- Material
- Aluminum
- Finish
- Painted
Outer ring
- Material
- Steel
- Finish
- Painted
Bicycles
Published bicycles that use it, newest model years first.