Ridea IT R4-91 cranks are a lighter option than ES R4-91 for those riders that do not need the extra stiffness but do appreciate a few grams saving from their rides. With available chainrings from 48-32t to 56-44t and also options for single chainring, there is always a perfect combination for your rides.
Model name: Ridea IT R4-91
Crank material: CNC AL7150
Crank arm length: 135; 140; 145; 150; 155; 157,5; 160; 162,5; 165; 167.5; 170 mm
Compatible chainrings: Ridea Lami·Flow R4-91 series (single or double). Also compatible with any Shimano (R9100/8000/7000) compatible chainring.
Chain line: 44.5 mm (double chainring) or 48 mm (single chainring)
BCD: 110 mm (4 arms)
Q factor: 148 mm
Weight: 468 g (steel) or 418 g (titanium)
Spindle material: Steel (standard) or Titanium (optional)
Spindle diameter: 24 mm
Available colors: black, red, silver, gold (crank arm); black, red, silver, gold, titanium, pink, green (spider)