Ergon TS1 Sit Bone Measuring Tool MFPN=CSMX8.EAYR.OS1.BX 52/36T with Giant PowerPro power

52/36T with Giant PowerPro power meter (size-specific arm lengths) Bottom Bracket Shimano press-fit Cassette Shimano Ultegra 12-speed

but this is the regular skate model and has the same graphics/colors as the Skate Elite model

use included spacers when mounting the cage by its side

Material:   6061 T6 aluminum

Fits the following Park Tool repair stands directly: PCS-1 (post-01/2004) PCS-4 (post-01/2003) PCS-4-1 PCS-4-2 PCS-10 PRS-25

Ergon TS1 Sit Bone Measuring Tool MFPN=CSMX8.EAYR.OS1.BX 52/36T with Giant PowerPro powerTS1 Sit Bone Measuring ToolScans the pressure created by the ischial tuberosity (sit bones) and calculates the width with millimeter precision.