Dimensions: 18'' X 12'' X 6''

while a taller 11

semi sealed

Front Street Pro and older style BSD Back Street hub with female axle

Jet BMX Accelerate Mini Race Frame Colour:Gloss Black Dimensions: 18'' X 12'' XA lightweight and dependable Mini sized BMX race frame from Jet designed specifically for children aged under 5 (under 4ft 4). The Accelerator Mini is made from tough and lightweight heat treated 6061 Aluminum for maximum weight to strength ratio. ###section### Product Specs MATERIAL: Heat treated 6061 Aluminum TOP TUBE LENGTH: 17. 5" HEAD TUBE ANGLE: 73 SEAT TUBE ANGLE: 71 CHAIN STAY LENGTH: 13. 5" BB HEIGHT: TBC WHEEL SIZE: 20" STANDOVER HEIGHT: TBC