Adjust head tube angle one degree slacker or steeper on compatible Trek mountain bikes with these angle-adjust cups. Start with the appropriately sized upper cup for your frame size, then add the universal lower cup.
Lower cup is universal on Angle Adjust 1.0 & 2.0 on all head tube sizes.
Features
– Cross-compatible between Angle Adjust 1.0 & 2.0
– Does not include any other headset parts – refer to Tech section for related parts
– Requires both the upper cup (size-specific by platform) & lower cup (universal)
