GIANTが注意喚起:2023年モデルPROPELシリーズには必ず専用ステムを! – CyclingEX CLASSIC,Propel Advanced 1 Road Bike (2023),143KB,GIANT PROPEL CONTACT SLR Stem PP SL Aero OD2 Full Carbon Fiber Style 31.8mm Super Lightweight,Giant's new Propel is an all-out aero bike that weighs 6.8kg | Cyclist