ALUGEAR Chainring Cover for Shimano R9200-P Dura-Ace 12 Speed Cranks with Power Meter - Black BF PSI The Great Divide Disc offers

The Great Divide Disc offers a clean

Durable chromoly steel spindle

Featuring the same minimalist

improved traction and reduced rolling resistance

The Thomson seatpost has all parts captive and can easily be attached to a seat without dis-assembly

ALUGEAR Chainring Cover for Shimano R9200-P Dura-Ace 12 Speed Cranks with Power Meter - Black BF PSI The Great Divide Disc offersAero cover for Alugear 1x and 2x chainrings for 12 speed Shimano Dura Ace R9200 P with built in original Power MeterSpecificationsIntended to use: Alugear 1x and 2x chainrings for Shimano 12 speed Dura Ace R9200 P cranks Bolt circle diameter: 110 mm Shimano Asymmetric Attachment: 4 arm spider Material: Aluminum 7075 T6 Made: CNC milling Surface coating: Anodizing CompatibilityFor Alugear 1x and 2x chainrings with 110 mm Asymmetrical 4 arms Shimano