SHIMANO DXR HOLLOWTECH II BMX Crankset

FC-MX71

STD
FC-MX71

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.

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

SERVICE INSTRUCTIONS

TECHNOLOGIES

PRODUCT SPECIFICATIONS

MODEL NO	FC-MX71
SERIES	SHIMANO DXR MX70 Series
Color	Series color
Average weight	765 g (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 Arm Length	165 mm, 170 mm, 175 mm, 180 mm
Crank fixing bolt included	✔
Gear arms	4 arm
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	68 mm, 73 mm
Crank arm fixing bolt_With	✔
Includes Crank Arm Fixing Bolt	Yes
Q-factor (mm)	173