We've broken the mould with our kids bikes. By putting 26 wheels on a kids MTB we've given a boost in performance similar to an adult switching to a 650b/27.5 Trail Hardtail. More confidence, more control and easier riding.For 2018 Whyte has specced a trigger shifter, which will help with the transition to an adult bike.The 403 also comes with Whyte's own Get-a-Grip seat post clamping system. This easy to use clamp allows the post to be raised or lowered on the trail, even with small cold hands.Lightweight aluminium frame with internal cable routing / SR Suntour XCM suspension 100mm fork with adjustable air spring to tune to rider weight / Shimano 1x9spd drivetrain / 11-40T Cassette / Trigger Shifter / Chainstay Guide, Narrow wide Chainring