SHIMANO DXR - HOLLOWTECH II - BMX Crankset
Designed for the action of BMX racing, the SHIMANO DXR crank uses HOLLOWTECH II crankarms and steel pedal inserts. Available in 165, 170, 175, and 180mm crankarm lengths and with 34, 38, 41, 42, 43, 44, and 46T chainring options.
- HOLLOWTECH II design with spider arm
- Lightweight but rigid and strong crank design
- Narrower Q-factor for smooth pedaling
- Steel pedal insert
- Crank arms lengths: 165mm, 170mm, 175mm, 180mm
- Chainring options: 34/38/41/42/43/44/46T
- Chainline: 44mm
- 68mm bottom bracket shell compatible
- Chain size: 1/2x3/32
TECHNOLOGIES
PRODUCT SPECIFICATIONS
MODEL NO | FC-MX71 |
---|---|
SERIES | DXR MX70 Series |
Color | Series color |
Average weight | 765 (w/o chainring) |
Remarks | BMX racing. 68 mm bottom bracket shell width |
---|---|
2-piece crank construction | ✔ |
Chain line (mm) | 44 |
Chain ring combination | 34T, 38T, 41T, 42T, 43T, 44T, 46T |
Compatible BB type_Outboard | ✔ |
Compatible chain | Single speed |
Crank fixing bolt included | ✔ |
Crank arm length (mm)_165.0 | ✔ |
Crank arm length (mm)_170.0 | ✔ |
Crank arm length (mm)_175.0 | ✔ |
Crank arm length (mm)_180.0 | ✔ |
Gear arms | 4 |
HOLLOWTECH II | ✔ |
HOLLOWTECH crank arm | ✔ |
Optional chain guard_Without chain / bash guard | ✔ |
P.C.D. (mm) | 104/64 |
Rear speeds | 1 |
Threaded BB shell width_68mm | ✔ |
Threaded BB shell width_73mm | ✔ |
Crank arm fixing bolt_With | ✔ |
Q-factor (mm) | 173 |