Welcome to the store! 1. Suitable for use as DIY toy accessories. 2. 75 gear accessories, enough to handle a wide range of products. 3. Made of high-quality ABS plastic material, the gears are impact-resistant, scratch-resistant, and stable in size. 4. Easy installation, simple to use. 5. Plenty of gear accessories for long-lasting use. Item Type: Toy Accessories Material: ABS Plastic Spur Straight Teeth: 9 types (80.8A 81A 81.5A 82A 102A 122A 132A 142A 182A) Crown Gear: 11 types (C152A C203A C282A C282.5A C303A C322A C20082A C28082B C28102.5B C30102B C40102B) Single Layer Gear: 12 types (202A 242A 242A 302A 303A 302.5A 322A 362A 402A 422A 482A 562A) Double Layer Gear: 19 types (16102B 18102A 20082B 20102B 22082A 22102B 24102B 24122B 26082B 28102B 30162A 32082B 20B 8B 8B 20 48102B 50102A) Pulley: 7 types (122B 102B 62A 132A 16.82A 242AB) Gear: 2 types ( W6x62A W6x82A ) Three-way Shaft Sleeve: 1 type (3T-2A-2B) Loose Teeth: 1 (S162A) Motor Shaft Sleeve: 2A (2PCS) 2.5A (2PCS) 3A (2PCS) Rubber Band: 5 pcs of different colored rubber bands Rack: 2pcs 9 x Spur Straight Teeth 11 x Crown Gear 12 x Single Layer Gear 19 x Double Layer Gear 7 x Pulley 2 x Gear 1 x 3-way Shaft Sleeve 1 x Loose Tooth 6 x Motor Shaft Sleeve 5 x Rubber Band 2 x Rack Your 100% satisfaction is our top priority. We will provide you with the best service. If you find any problems after receiving the product, such as damage, incorrect quantity, etc., please contact us immediately and we will provide you with the best solution!