Molecular Model Kit 141 PCS, OCDAY Organic and Inorganic Chemistry Molecular Model Student Set (59 Atoms and 82 Bonds Parts)

This molecular model student set will enable you to build virtually organic and inorganic molecules. It provides hands-on

activity for students and visually displays chemistry molecules to them. That makes chemistry teaching in class and science

learning in labs more interesting!



Product Specifications:

Material: PP(Atoms); LDPE(Bonds); ABS(Box)



59 Atoms:

28 – Hydrogen Atoms (White)

6 – 3 Holes Carbon Atoms (Black)

12 – 4 Holes Carbon Atoms (Black)

4 – Oxygen Atoms (Red)

3 – Nitrogen Atoms (Blue)

1 – Sulfur Atoms (Yellow)

1 – Phosphorus Atoms (Purpl

4 – Halogen, Chlorine Atom (Green)



82 Bonds:

40 medium light-grey connectors are used for single covalent bonds;

16 long flexible grey-green connectors are used for double and triple covalent bonds;

20 short single transparent connectors are used for compact single covalent bonds;

6 short double white connectors are used for compact double covalent bonds.



Package Included:

59 x Atoms

82 x Bonds

1 x Molecular Tool

1 x Instruction

1 x ABS Box

Product Features

  • Contains 59 atoms of 8 different chemistry elements, 82 bonds for flexible single, double or triple links and a molecular tool for easy installation.
  • Enable users to build virtually simple and complex organic and inorganic molecules; Perfect educational models for organic and inorganic chemistry teaching in class and advanced science learning in labs.
  • Provides students a visual, hands-on experience for learning chemistry functional groups and molecular structures; More vivid and interesting!
  • The durable, high quality plastic atoms are color coded to universal standards and Instructions are included to easily identify all of the atoms and bonds in the box.
  • Easy to connect and disconnect, lightweight and portable. A durable box with four compartments included for convenient storage,Great gift for young aspiring scientists

60 Pc RC Parts Lot, Plastic Gears, Pulley, Belt, Rack, DIY Robots & Cars – Most 0.5 Modulus

You get:
Single gear: 8 kinds, the largest model 482A
Spindle gear: 9 kinds, the largest model 142A
Double gear: 12 species, the largest model 46082A
Pulleys: 7 kinds, the largest model 242A
Crown gear: 9 kinds, the largest model C323A
Blue motor gear: two kinds
Belt: four kinds
Sleeve: four kinds
Worm: two kinds
Rack: one kind
Copper teeth: one kind
Bevel: one kind

Product Features

  • You get everything exactly as pictured!
  • Full list of everything below.
  • Science Projects, robots, race cars, trucks, DIY activities, replacement parts
  • A variety of sizes and styles.

SODIAL(R) 58 styles Plastic Gears Cog Wheels All The Module 0.5 Robot Parts DIY Necessary

* SODIAL is a registered trademark. ONLY Authorized seller of SODIAL can sell under SODIAL listings.Our products will enhance your experience to unparalleled inspiration.
SODIAL(R) 58 styles Plastic Gears Cog Wheels All The Module 0.5 Robot Parts DIY Necessary.
A – Means tight Match(will small 0.05mm than standard)
B – Means loose Match(will larger 0.05mm than Standard)
Gear Diameter : (Teeth +2) * modulus = Diameter of Gear
Modulus: 0.5
Aperture 1.5/2/2.5/3
Spindle gear(9 styles): 8-1.5A 9-2A 8-2A 10-2A 12-2A 14-2A 16-2A 18-2.5A 18-3A
Crown tooth(10 styles): C20-2.5A C20-2A C20-3A C2410-2A C2410-2B C2810-2B C28-2A C3010-2B C30-3A C3610-2B

Single Gear(18 styles): 20-2A 26-2A 24-2.5A 28-2A 30-2A 36-2A 38-2A 38-3A 40-2A 42-2A 44-2A 44-2.5A 46-2.5A 48-2A 50-3A 52-2.5A 56-2A 56-3A
Double gear(18 styles): 1810-2A 4812-2.5A 2210-2B 2410-2B 2610-2B 2808-2B 4610-2B 2810-2B 3010-2B 3210-2B 3212-2B 3412-2B 3610-2B 3808-2B 4410-2B 4810-2B 5010-2B 5610-2A
Worm Gear(2 styles): 6 * 6-2A 6 * 8-2A
Pulley Gear(1 styles): 6*6-2A
Package Including:
58 styles Plastic Gears All The Module 0.5 x 1 lots

Product Features

  • A – Means tight Match(will small 0.05mm than standard)
  • B – Means loose Match(will larger 0.05mm than Standard)
  • Gear Diameter : (Teeth +2) * modulus = Diameter of Gear
  • Modulus: 0.5
  • Aperture 1.5/2/2.5/3

WLtoys V911-pro V911-v1 V911-v2 Rc Helicopter Accessories Bag Spare Parts Balance Bar Main Blade Tail Blade Connect Buckle

Suitable for:

WLtoys V911 RC Helicopter Pro Version

WLtoys V911 RC Helicopter OLD Version v1

WLtoys V911 RC Helicopter NEW Version v2

Package include:

10 x Main Blades

5 x Tail Blade

5 x Balance Bars

15 x Connect Buckle (5 Set)

Product Features

  • Suitable for V911-pro V911-v1 V911-v2
  • Balance Bar Main Blade Tail Blade Connect Buckle

Reblogged 3 years ago from www.amazon.com

Erector Multimodels Motorized Building Set – 35 Models, 460 Parts

Take up the challenge of the real mechanics! Builds 35 models, 460 parts. Tools and assembly instructions included. For anyone with the knack to build!

Product Features

  • 8+ years
  • 460 parts; makes 35 models
  • Real tools included!
  • Working gears
  • 4 x AA 1.5V batteries required, not included

Reblogged 3 years ago from www.amazon.com

HPI Baja 5B RTR, 5B SS, 5T Upgrade Parts Nylon Rear Rims Frame With Aluminum 10 Poles Pattern – 1Pr Set Blue

HPI Baja 5B RTR, 5B SS, 5T Upgrade Parts Nylon Rear Rims Frame With Aluminum 10 Poles Pattern – 1Pr Set Blue

Product Features

  • Product Name : Nylon Rear Rims Frame With Aluminum 10 Poles Pattern – 1Pr Set
  • Item No. : BJ1003R-B
  • Color : Blue
  • Will fit : HPI Baja 5B RTR, 5B SS, 5T
  • Order will be processed and shipped in 1-3 business days, usually takes 7-20 business days to arrive worldwide.

Reblogged 3 years ago from www.amazon.com

HPI Baja 5B RTR, 5B SS, 5T Upgrade Parts Nylon Front Rims Frame With Aluminum 10 Poles Pattern – 1Pr Set Blue

HPI Baja 5B RTR, 5B SS, 5T Upgrade Parts Nylon Front Rims Frame With Aluminum 10 Poles Pattern – 1Pr Set Blue

Product Features

  • Product Name : Nylon Front Rims Frame With Aluminum 10 Poles Pattern – 1Pr Set
  • Item No. : BJ1003F-B
  • Color : Blue
  • Will fit : HPI Baja 5B RTR, 5B SS, 5T
  • Order will be processed and shipped in 1-3 business days, usually takes 7-20 business days to arrive worldwide.

Reblogged 3 years ago from www.amazon.com

HPI Baja 5B RTR, 5B SS, 5T Upgrade Parts Aluminum Center Gear Box – 1Set Silver

HPI Baja 5B RTR, 5B SS, 5T Upgrade Parts Aluminum Center Gear Box – 1Set Silver

Product Features

  • Product Name : Aluminum Center Gear Box – 1Set
  • Item No. : BJ038-S
  • Color : Silver
  • Will fit : HPI Baja 5B RTR, 5B SS, 5T
  • Order will be processed and shipped in 1-3 business days, usually takes 7-20 business days to arrive worldwide.

Reblogged 3 years ago from www.amazon.com