SHIMANO crankset of M171-series for JIS crank shaft, 42/34/24 teeth & black chain guard

This item is no longer being offered by the manufacturer
  • excellent shifting performance
  • 4-square BB mounting

Product information & technical details

Material: Aluminium, Steel
Length: 165mm, 170mm, 175mm
brand: SHIMANO
teeth: 28, 38, 48
bolt circle diameter: 64, 104
Gear system: 6-speed, 7-speed
sprocket-/chain size: 1/2" x 3/32"
bottom bracket type: 4-square JIS
Bottom Bracket Width: 68, 73
Bottom bracket type: BSA
Chainline: 47.5


  • The group free crank comply idealy into the overall picture of each city bike or inexpensive trekking bike
  • Chain rings made of steel with stainless screws
  • The mounted chain guard prevents the entanglement of garments in the teeth of this chain ring while driving


English reviews written for SHIMANO M171 crank JIS silver T KS