Garmin Varia RVR315 Rear View Radar MFPN=925-01-134 HOLLOWcage uses full ceramic bearings

HOLLOWcage uses full ceramic bearings (Silicon Nitride ceramic balls and Zirconia Oxide ceramic races) that make the guide pulleys incredibly stiff for greater shifting precision

Color Purple Defined Color Purple Pedal Body Material Plastic Pedal Spindle 9/16" Pedal Type Platform Spindle Material Chromoly Weight 327

2-Piston caliper features a 2-pc aluminum body and high performing phenolic plastic pistons

Half-links allow for a more precise fit on the wide variety of gearing and chainstay length combinations out there

Garmin Varia RVR315 Rear View Radar MFPN=925-01-134 HOLLOWcage uses full ceramic bearingsSee and be seen with Varia rearview radar Varia RCT715: Rearview radar with a built in camera that continuously records and automatically saves footage if it detects an incident Varia RTL515: Rearview radar and tail light Varia RVR315: Radar only It pairs with your Edge bike computer, other Garmin device or compatible smartphone to alert you of vehicles approaching from behind up to 153 yards (140 meters) away When used with your compatible