e*thirteen Helix R 107 BCD 4-Bolt Chainring - 40t 11/12-Speed 107BCD Black ModelNumber=11846 High pressure sidewalls TPI 72

High pressure sidewalls TPI 72 Color Black Defined Color Black ISO Width (mm) 56 ISO Diameter 254 / 14" Tire Intended Use BMX Tire Diameter 14" Tire Bead Wire Labeled Size 14 x 2

Model - Steerer Dia

The robust and dimensionally stable material protects the tools carried against damage and moisture and enhances the service life of the tool container

Maximum hand pressure distribution and wrist support via extra-large ergonomic wing

e*thirteen Helix R 107 BCD 4-Bolt Chainring - 40t 11/12-Speed 107BCD Black ModelNumber=11846 High pressure sidewalls TPI 72The e*thirteen Helix Race 107 BCD Chainring designed for 4 bolt 107 BCD cranks like SRAM Red or Force including power meter equipped cranks offers a performance upgrade for Gravel and Road cyclists. The 38 40 and 42 tooth rings pair perfectly with e*thirteens cassettes for more overall range and higher top speeds. Made from durable premium 7075 alloy they're CNC sculpted for a high stiffness to weight ratio. Compatible with both SRAM and Shimano 11