Colony emerge bmx bikethe colony emerge has perfect geometry which makes this bike feel agile and responsive to handle it features an extremely durable sealed mid bb a sealed integrated headset and a fully sealed rear cassette hub that feels fast and smooth well proportioned handlebars and lightweight forks make this bike the ideal entry level bmx features framecolony emerge crmo downtube 20 4 tt 13 5 cs 75 2 ha 71 st mid bb integrated headset extra wide tyre clearance forks