SRAM X-SYNC 12 Speed Chainring - Four Bolt - 107 BCD - Standard Crank Chainline - Oval - 42T - 12 Speed - Blast Black - Alloy Images Uploaded - Ready for Review The Defend Thermo Hoodie has

The Defend Thermo Hoodie has more than warmth on its mind

By utilizing a design that closes off the common bleed port

while open mesh on the back increases breathability

BBS4612: 12 notch BB socket for 46mm diameter notch pattern

SRAM X-SYNC 12 Speed Chainring - Four Bolt - 107 BCD - Standard Crank Chainline - Oval - 42T - 12 Speed - Blast Black - Alloy Images Uploaded - Ready for Review The Defend Thermo Hoodie hasSRAM's X Sync Road Chainrings are designed for provide maximum control when used with AXS road cranksets. X SYNC wide tooth, narrow tooth chainring technology provides maximum chain control Laser etched chainring finish is more durable X Range gearing technology gives you more range and a smoother gear progression, so you re always in the right gear Can be installed with a single tool, making gearing changes a breeze Chainring bolts not included