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ethirteen Helix Race espec Direct Mount Chainring for Bosch CX/SX - 34T, 13mm Offset, Bronze

Marsoni M251S
Sale price$198.00
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ethirteen Helix Race espec Direct Mount Chainring for Bosch CX/SX - 34T, 13mm Offset, BronzeThe ethirteen Helix Race espec Direct Mount Chainring is the ultimate premium upgrade for high performance Bosch e bike systems. Forged and CNC machined from ultralight, high strength 7075 T6 aluminum, this 34T one piece direct mount chainring features a 13mm offset to achieve perfect chainline alignment on Bosch CX Gen 4, Gen 5, and SX motors. Equipped with an updated M4 narrow wide tooth profile and finished in a striking bronze anodizing, it
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Lake Worth, US
★★★★★ 5
Good book
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We updated our references at our pharmacy… this is a good one!
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The book arrived in good conditions.
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g-pahK
Boise, US
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Comprehensive book on infectious disease
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A classic reference
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Alexandria, US
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Reviewed in the United States on November 5, 2024
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knc
Phoenix, US
★★★★★ 5
10/10
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Came faster than expected! Great condition! This is now the new office favorite go to!
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Reviewed in the United States on August 11, 2025

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