e*thirteen Helix Core cranks feature forged AL6066-T6 aluminum alloy arms and 24mm heat-treated chromoly spindle that offer Enduro strength and durability. Weight reduction features are designed into the mold to stay true to the strength and weight optimization with less CNC time and cost. Exemplifying cross compatibility, Helix Core Cranks can achieve both Boost and Super Boost chainlines, and perform equally well with both SRAM™ and Shimano™ 11 and 12-speed drivetrain systems. Equipped with a self-extractor bolt system, and creak-free proven Quick Connect interface, you get all the benefits of higher-end cranks without a heavy price tag.

• Ultra light, yet rated to enduro loads and impacts (589 grams in 170mm version and 608g in 175mm version)
• Designed to reduce weight with features into the mold, resulting in a sleek, minimalist aesthetic
• Durable AL6066-T6 aluminum alloy arms are paired with a 24mm heat-treated chromoly spindle to provide strength, durability, and light weight
• 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