【公式】 s3#28b/32b/38/44 Basics 1x Direct Mount 12-Speed Chainring パーツ
s3#28b/32b/38/44 Basics 1x Direct Mount 12-Speed Chainring,AARN* track chainring (black) - BLUE LUG GLOBAL ONLINE STORE,a2401882.jpg,s-l400.jpg,SRAM OVAL Boost 1X Direct Mount Chainring for 12spd HG+ chain▫️新品未使用\r▫️44T\r薄歯(9〜12速対応)\rSRAMダイレクトマウントクランク用\rMADE IN Massachusetts, USA.