Head tube length: 110mm / 120mm. Head tube to mid pipe size: 560mm/585mm. Center tube height: 435mm/460mm. Seat tube size: 27.2mm. Rear opening gear：135mm.
26in 29 in Mountain Bike Frame Aluminum Alloy Bike Frame Disc Brake Frame
Saccarelli Special Team Mountain Bike Frame Aluminum MTB 26"
Carbon Fiber 29 in Mountain Bike Frame Boost 148mm 142mm BSA68 Disc Brake Frame
BXT 27.5er XC Carbon Mountain Bike Frame BSA Ultralight MTB Frame Disc Brake EPS
