SHIMANO รุ่น ULTEGRA รห้ส R8000 บันไดครีท
-R8000 น้ำหนัก 255g พร้อมครีท Lightweight carbon
-composite body Extra
-wide platform for a more efficient transfer of power Durable stainless steel body plate reduces flex and pedal body wear Wide bearing placement for stable, uniform load distribution Adjustable entry and release tension settings The SHIMANO style, quality and durability cyclists value