NEW FSA (Full Speed Ahead) SL-K BB392 Tandem Crankset Rear 170mm, 50/34t, Direct Mount, type_derailleurs-rear two stainless steel 6x1mm bolts

two stainless steel 6x1mm bolts

Specially designed to create friction and reduce slippage between clamped carbon fiber surfaces

Medium firm elastomer pre-installed from the factory

set up to take a 57mm reach road caliper brake

NEW FSA (Full Speed Ahead) SL-K BB392 Tandem Crankset Rear 170mm, 50/34t, Direct Mount, type_derailleurs-rear two stainless steel 6x1mm boltsThe FSA SL K carbon tandem cranks feature an asymmetrical modular compact 2x11 speed spider, 30mm spindle, and tons of adjustability. Hollow carbon arms with UD carbon finish Defined Color: Black Rings: 50 34 Spindle Interface Type: 392 EVO Chainring BCD: Direct Mount FSA Color: Black Chainline Hub Compatibility: 130 Hubs Chainline Hub Compatibility: 141 148 Boost Hubs Drivetrain Speeds: 10 Drivetrain Speeds: 11 Number of Chainrings: Double Crank