ethirteen Helix Race espec Direct Mount Chainring for Bosch CX/SX - 34T, 13mm Offset, Bronze S3-Size-800x40 This is an important feature

This is an important feature when you don´t have the required space to install the seat on the head tube

1 - Dynaplug® Racer Pro Tool

The Josh Bryceland Signature Grip is perfect for those who prefer a softer feel with bags of omnidirectional traction

It features a thin diameter and rounded diamond knurling for traction without a harsh bite

ethirteen Helix Race espec Direct Mount Chainring for Bosch CX/SX - 34T, 13mm Offset, Bronze S3-Size-800x40 This is an important featureThe 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