e*thirteen Helix Crankset - 175mm 73mm 24mm Spindle with e*thirteen P3 Connect Interface Black. The e*thirteen Helix crank combines the 6066-T6 aluminum alloy arms with a smaller 24mm heat treated chromoly spindle to do so. Weight reduction features are designed into the mold to stay true to the strength and weight optimization with less CNC time and cost.

Lighter weight for improved acceleration and climbing

Strong enough to shuttle run bike parks

Durable 6066-T6 aluminum alloy for years of trust and confidence

Compatible with 68/73mm frame bottom brackets

Can be combined with either Shimano or SRAM drivetrains

Includes: Crankset BB/lockring tool lockring APS adjuster User Manual and sticker