10pz Ingranaggi Mandrino Plastica Bianca Modulo 0,5 82A 8 Denti 2mm ID per Motore Fai da Te
200mm Long Pultruded Carbon Fiber Square Tube for Model DIY 1mm 2mm 3mm 4mm Dia. Brass Bearing Mini Shaft Sleeve Bushing Washers DIY Toy Model Bore 2mm 2.5mm. 1012DF Plastic Gear 3mm D-Bore 12 Tooth Mod 0.5 for Motor DIY Assembly Mini Gear.