How long are the rubber bands? the diameter listed seem really small but the black rubber band looks long

The blacks are long but I am not sure of the other I gave them away.

is the dia hole 1mm or 2mm ?

Dear friend We are an Amazon seller. The middle mounting hole of the plastic pulley we sell is 1.95mm, which is suitable for 2mm shaft. You can buy our 2mm shaft for testing (https://www.amazon.com/dp/b07d2wsf29). The other two hole diameters of the three hole pulley are 1.95mm 2.05mm, and the other hole diameters of the nine hole pulley are 4 1.95mm and 4 2.1mm, such as If you have any problem in purchasing our products, you can contact us directly. We will solve all your worries for you. Thank you very much. Have a good life Best wishes Eudax customer service team

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EUDAX 2mm Hole Plastic Belt Pulley Gears Combination Modulus Package Rubber Belts Band Plastic Model Accessories for DIY Robots Cars RC Toy Car Airplane

EUDAX 2mm Hole Plastic Belt Pulley Gears Combination Modulus Package Rubber Belts Band Plastic Model Accessories for DIY Robots Cars RC Toy Car Airplane

Product ID: 651458410

📏9 pulley sizes 6-36mm

🔧Fits 2mm shafts

⚙️107 versatile parts

€ 32.75

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Description

⚙️ Unlock your inner engineer with the ultimate pulley power pack!

COMPLETE BELT VARIETY - 7 belt sizes ensuring optimal tension and power transfer for any project
DIVERSE PULLEY DIAMETERS - 9 sizes from 6mm to 36mm to fine-tune your mechanical advantage
ULTIMATE DIY GEARBOX KIT - 107 precision plastic pulleys & belts for endless custom builds
PERFECT FIT FOR 2 MM SHAFTS - Engineered for seamless integration with standard DIY robotics and RC models
HANDS ON ENGINEERING MASTERY - Ideal for millennial makers eager to innovate and impress with functional models

The EUDAX 2mm Hole Plastic Belt Pulley Gears Combination Kit includes 107 durable plastic pulleys and rubber belts in 9 pulley diameters (6mm to 36mm) and 7 belt sizes, designed for 2mm shafts. Perfect for DIY robotics, RC cars, airplanes, and educational projects, this kit offers versatile, ready-to-use components that empower creative mechanical engineering and precise model customization.

Specifications

ASIN	B0777L2L7X
Brand Name	EUDAX
Color	Yellow
Customer Reviews	4.3 out of 5 stars 440 Reviews
Educational Objective	Teaching mechanical engineering principles, creativity, and problem-solving skills through hands-on learning
Is Assembly Required	No
Item Weight	0.05 Kilograms
Manufacturer	EUDAX
Manufacturer Minimum Age (MONTHS)	96.00
Manufacturer Part Number	EUDAX-107BP-KIT
Material Type	Plastic Rubber
Model Number	EH-107BP-KIT
Operation Mode	Manual
Power Source	Manual
Supported Battery Types	No batteries required
Theme	DIY Robotics and Vehicles
UPC	756155716890

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Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

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Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

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€ 32.75

Duties & taxes included

In stock

Sold byAmazon SpainDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Spain.

Secure transaction

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Fast, free shipping, member pricing & priority support.

Join PRO →

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TrustScore 4.5 | 7,300+ reviews

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Perfect platform for hard-to-find items. Delivery was prompt.

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Anjali K.

The product quality is outstanding. Exactly what I needed for my work.

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