Chainring 1-speed direct mount narrow-wide Round for Shimano DM 12sp MTB Boost ELM 3 mm offset
Amazon.com : Wolf Tooth Chainrings for Shimano 12-Speed Drivetrains Mountain Bike (32 Tooth, Drop Stop ST, Shimano Direct Mount, Boost, MTB) : Sports & Outdoors
absoluteBLACK Oval Direct Mount Chainring for Shimano 12-Speed - Power Meter City
Shimano 105 Rear Direct Mount Brake - Freewheel Bike Shop - Minneapolis - Twin Cities - St. Paul