SHIMANO DXR HOLLOWTECH II BMX Crankset

FC-MX71

SHIMANO DXR HOLLOWTECH II BMX Crankset

FC-MX71

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.

FEATURES

  • 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

PRODUCT SPECIFICATIONS

MODEL NO FC-MX71
SERIES DXR MX70 Series
Color Series color | Series color
Average weight 765 (w/o chainring)
Remarks BMX racing 68 mm bottom bracket shell width
Rear speeds 1 - 1
Compatible chain Single speed
Chain line (mm) 44 - 44
O.L.D.|Thru (mm) 142
O.L.D.|QR/Nut (mm) 135
P.C.D. (mm) 104/64 - 104/64
Spider/gear arms 4
Chainring combination 34T | 34T, 38T, 41T, 42T, 43T, 44T, 46T
Q-factor (mm) 173
Crank arm length (mm)|165
Crank arm length (mm)|170
Crank arm length (mm)|175
Crank arm length (mm)|180
Optional chain guard|Without chain/bash guard
HOLLOWTECH II
2-PIECE CRANKSET
HOLLOWTECH crank arm
Compatible bottom bracket type|Outboard
Threaded bottom bracket shell width (mm)|68
Threaded bottom bracket shell width (mm)|73
Crank fixing screw included