Specs for FCS51

• Number of Teeth - 36T
• Chainring Material - High Tensile Steel
• Crank Style - I Crank
• Crank Arm Material - A356.2 Aluminum
• Crank Arm Length - 170mm or 175mm
• Spider Diameter - 92mm
• Chain Size - 1/2" x 3/32"
• Chain Guard Option - No
• Suggested Bottom Bracket - Sunrace BBS15
• Spindle Length - (N) 122mm
• Chain Line - 45mm

• Total Weight - 671g (175mm)