If you dont mind adding an extra £20 to your budget i would definatly get the echo pure Description - Updated for 2007, Echo's Pure frame is based heavily around the popular 2004 Control frame. - Full 6061-T6 aluminium construction keeps the cost right down while still maintaining good strength. - Silk brushed finish looks classy and helps resist scuffs and scratches. - CNC Machined dropouts and chainstay plates help stiffen the frame and provide large weld areas for the tubes. - Top and down tube gussets at the head tube direct stress away from the ends of the tubes, improving frame life. - Comes complete with CNC machined low-profile dedicated 4-Bolt HS33 mounts spaced at 99mm, allowing the frame to accept even the widest of trials rims. - Low standover height allows for maximum body movement. - Takes standard 1 1/8" headset, 105mm long head tube and 68mm BB shell. - Weight: 1.918kg/4.23lbs. Geometry (When measured with Echo Urban fork, available separately) Wheelbase: 1075mm Chainstay Length: 385mm BB Rise: 20mm Head Angle: 72 degrees Centre of BB shell to top centre of head tube: 660mm (26") from tarty bikes