FSA OMEGA CK-4003 Road 2x9/10/11 Speed Hollowthch Crankset 50-34T

Option:
1, Crankset only
2, Crankset + BB: come with BB-4000 bottom bracket(BSA)
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Model: FSA CK-4003
Level: OMEGA
Color: Black
Speed: 2 x 9/10/11 Speed
Chainring: 50-34T 
B.C.D.: 120/90mm
Arm length: 165mm
Spindle :19mm
Recommended bottom bracket: BB-4000
Weight: approx 1020g
Made in Taiwan
Die cast aluminium crank arms
Compatible for Shimano and SRAM 9-10-11 speed systems
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Model: BB-4000
Type: Hollowthch
Shell thread: BC1.37" x 24T(BSA)
Shell width: 68/70mm
Sealed cups keep out dirt and water
Maintenance free, easy installation
Designed to fit FSA Mega 19mm diameter chromoly spindle cranksets
BB-4000 has forged and machined alloy external cups and oversized cartridge bearings for smooth and reliable running