Published by at 26 de julho de 2026 The J&T Bearing Co. Xray XB2 2026 Flat Top Upper Titanium Screw Kit is a premium upgrade designed for the Xray XB2 2026 platform. These screws are uniquely designed in-house by J&T with tight tolerances for a superior fit and finish, making them an ideal choice for competitive racers seeking both functionality and style.