ライトもカギも標準装備。ブリヂストン「XB1」の新型モデルで始める。シティサイクルとクロスバイクの違いを徹底解説 – BRI-CHAN。おすすめなんてないよ!? あなたにぴったりのクロスバイクに出会うには。やっぱり日本ブランド】ブリヂストンのクロスバイクおすすめ8選!2026。Bridgestone TB1 — ¥15,000High-quality, reliable, and versatile Japanese cross bike built for any urban environment. Features an automatic front light powered by a built-in front dynamo hub that requires no batteries, a frame-integrated rear wheel lock for easy security, full-length factory fenders for excellent mud protection, and a multi-speed drivetrain for effortless uphill riding. Completely ready to ride. If interested text DM.