BSD Substance XL V2 Cranks (BB Incl)

A new updated version of the Substance XL crank w/ a new invest cast boss design that sits fully flush w/ the crank arm completely eliminating sharp edges around the ankles. BSD Mid 24mm bottom bracket included. KEY FEATURES 2.5pc crank. Simple single bolt design. Heat treated 4130 XL 24mm CNC machined hollow spindle RHD/LHD drive compatible Flush Boss Design: We've designed the Substance XL V2 crank arm w/ an invest cast boss that sits super flush eliminating sharp edges that can whack your ankles. Oversized Hollow Spindle: The 24mm diameter spindle is stiffer & stronger but being hollow, does not add any extra weight to the cranks compared to 22mm versions. Rectangular Arms: The Substance XL V2 crank features heat treated 4130 chromoly arms w/ a rectangular cross section for increased stiffness & grindability.