80pcs Multi Shape Gear Box Motor Plastic Belt Pulley Transmission Kit Plastic Gear Tech Experiment

Label:Yes 2. Made of great ABS plastic, these gears are impact tough and durable, run smoothly with steady rotation and support frequent disassembly and reassembly for your DIY builds. 5. Simple installation, easy to use and highly compatible, ideal accessory kit for hobbyists and makers who enjoy robot DIY and mechanical creation. 3. Comes in assorted sizes and mixed shapes, you can freely combine these components to create different robot models and transmission structures, suitable for DIY toy accessories use. 1. This package contains 80 gear transmission accessories, including gear box motor, plastic gears, belts, belt pulleys and shaft sleeves, sufficient for a wide range of DIY assembly demands. 4. Safe for use, great for science projects, handcraft creation, tech experiments and model building to explore mechanical transmission principles.

Item Type: Toy Accessories Material: ABS plastic Color:Blue,Orange,Green,White Packaging size: 14 × 10 × 2cm / 5.51 × 3.94 × 0.79inches Weight approx 61g / 2.15oz Single-Layer Gear: 10 kinds, model inner biggest: 482A Spindle Gear: 10 kinds, model inner biggest: 142A Double-Layer Gear: 14 kinds, model inner biggest: 46082A Pulley: 7 kinds, model inner biggest: 242A Crown Gear: 10 kinds, model inner biggest: C323A Package: 10 x Single-Layer Gear 10 x Spindle Gear 14 x Double-Layer Gear 7 x Pulley 10 x Crown Gear 9 x Blue Motor Gear 10 x Belt(Colors of elastic bands are sent randomly) 4 x Shaft Sleeve 2 x Worm 1 x Rack 2 x Copper Gear 1 x Bevel Gear

80 Pcs Gear Set Most gears are 2mm bore, including single spur gears, crown gears, pulley gears and double spur gears. Some have 3mm / 2.5mm bore. Comes with 102A copper gears, 81A copper gears, spindle gears with 2.3mm & 3.17mm bore, and D-shaft gears for 3mm / 4mm / 5mm D shafts.