The holes in the wheel hubs may required a little widening with a 2mm drill to allow rotation if printing tolerances impact clearances. Whilst the holes in the tri-bars, fork, front fork headset, pedals, chain-stay & crank-set require no adjustment. Extra supplies required to complete the model. Screws required are all M2 in 3 lengths 1: 8mm x 3qty, pedals & front wheel 2: 12mm x 3qty, rear wheel & steerer 3: 18mm x 1qty, crank set Elastic band x 1qty, 20mm diameter, 1mm thickness. Printing Details Material : PLA Size: 128mm x 107mm x 10.1mm Infill: 80% Layer Height: 0.15mm Base: Brim Filament used: 28g - 9.41m