The Colony Prisma BMX frame is their latest street orientated frame with progressive geometry, having a steeper headangle of 76.3 and short rearend of 12.7" slammed. Progressive street riding geometry. Full CrMo construction. Gussets on T/T, D/T & between chain stays. Heat treaded CrMo headtube, Mid BB shell & drop outs. Available in 20.7” & 21” top tube lengths. Standover height: 9.2” (centre T/T to centre BB). 76.3 degree head tube angle. Ovalised Downtube & chain stays to resist denting. 70.0 degree seat tube angle. 12.7” rear length slammed. 11.9" BB height Headtube length: 125mm Removable chain stay brake mounts. Removable brake hardware included. Removable chain tensioners. Removable gyro tabs. Weight: 2485 grams (20.7") The Colony Prisma BMX frame is available in ED Black or Nardo Grey. If you want to learn more about what size BMX frame will suit you best click here to read a detailed article on the topic.