Full Speed Ahead Gossamer Tandem Rear Crankset - 170mm 10-Speed 52/39/30t 130/74 BCD Full Speed Ahead MegaExo Spindle Interface BLK MFPN=CR0052 This discoloration is normal and

This discoloration is normal and will not compromise performance

165mm Q-Factor

} Service parts for E-13 chain guides

Tip Size T40

Full Speed Ahead Gossamer Tandem Rear Crankset - 170mm 10-Speed 52/39/30t 130/74 BCD Full Speed Ahead MegaExo Spindle Interface BLK MFPN=CR0052 This discoloration is normal andFull Speed Ahead Gossamer Tandem Rear Crankset 170mm 10 Speed 52 39 30t 130 74 BCD Full Speed Ahead MegaExo Spindle Interface Black. The FSA Gossamer Tandem Crank Bottom Brackets sets feature cold forged AL6061 T6 aluminum crankarms with a MegaExo spindle. Shimano and SRAM 10 Speed compatible 2 Bottom bracket spacers allow for adjustable chainline 35. 0mm Tandem specific braze on front derailleur clamp included with rear cranks Cold forged AL6061 T6