BBB Bicycle Top Di2 Black Stem, Rise, Compatible, 31.8mm, 70mm, 30D, BHS-26,

✅ AUTHENTIC PRODUCTS FROM JAPAN & SECURE PACKAGING - All products are genuine items sourced from trusted Japanese suppliers. - Product packaging, labels, manuals, or tags may be in Japanese. - We pack items carefully for safe international delivery.

✅ IMPORTANT NOTICE - Please check the product images, size, specifications, and compatibility before purchase. - For electronic items, Japan uses 100V and Type A plugs. A voltage transformer may be required. - Games, DVDs, Blu-rays, and media items may have region codes or Japanese-only language settings. ------------------------------ A stem that achieves an upright riding position with a +30° angle and 40 mm rise. Unique clamp mounting structure that does not require star nuts Modern, one-piece forged construction ensures high rigidity and durability. Designed to be compatible with Di2 cables, allowing for the use of electronic shifting. This EN-certified model is compatible with MTB/road bikes, as well as e-bikes. Reference weight: 240g Material: 6061 T6 Aluminum Handlebar clamp diameter: 31.8 mm Steerer tube diameter: 28.6 mm (1 1/8 inch) Stem angle: +30°