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Ships within 48 hours · Estimated delivery Jul 31 - Aug 5
Lightweight tubular steel construction
46 Speeds 11 spd Weight 365g Color Nickel Grey Warranty 5 Years
up to 30mm
Arm Length 165mm Spindle Interface Shimano EP8 Offset 27
E*thirteen Helix R Direct Mount Chainring for 3-Bolt Cranks - Bronze Front Hub Lightweight tubular steel constructionHelix Race Chainring 3 Bolt Direct Mount 28T 3mm Offset Shimano SRAM 11 12s Chain Compatible Bronze The Helix R 3 Bolt Direct Mount Chainrings, engineered for SRAM 3 Bolt crank systems, merge aesthetics with robust durability. e*thirteen's narrow wide tooth profile ensures compatibility with Shimano and SRAM 11 and 12 speed drivetrains. Manufactured from AL 7075 T6 aerospace grade aluminum, the rings are CNC sculpted for weights starting at just 48g.
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