Size: 26"/ 29 "/ 27.5. The length of the front fork vertical pipe is 220MM, and the outer diameter of the pipe is 28.6. Weight: 26HL:1650 g;26RL:1680g;27.5HL:1680g;27.5RL:1710g;29HL:1720g;29RL:1750g. Dedicated to disc brake, support oil pressure disc brake. The core, line control of the wiring pipe and install and debug the goods (line length 380MM).