Model FR670A2
Chainring 52T / 42T/ 30T
Outer ring Alloy SB BK anodized /CNC
Center ring Alloy SB BK anodized
Inner ring Steel ED BK, or Painted
Ring Fixation Interchangeable
Arm Finish Polish Silver/ BK anodized
Crank Material 6061 alloy forged
Length 175/172.5/170mm
BCD 130 / 74mm
Chainguard N/A
Axle fixing bolt Cro-mo (M8)
Chainline 45mm (SQ/ ISIS)
Weight 887g
Suggested Spindle Square-113.5mm ISIS-118mm
SQUARE ● Taiwan● China
ISIS ● Taiwan ○China
ROAD_Bicycle Chainwheel & Crank Sets_FR670A2 (LASCO)