3" Acrylic Disc Wheel (Black) - 2 Pack

SKU:
$4.99 / 2 Pack

Lightweight and mountable on the goBILDA® pattern, these black acrylic disc wheels are excellent for robots running on smooth surfaces!

Their rubber traction ring has a 70 shore A durometer which maximizes traction. Since it stretches over the wheel core with a deep cavity, you can be sure it won’t slip off during use!

Wheel Formulas:

When you know the RPM of this 3" wheel, you can calculate its linear speed in different units of measurement. Just use our handy formulas below!

Millimeters per Second:
Formula: RPM x 3.99
Example: 20 RPM x 3.99 = 79.8 mm/s

Meters per Second:
Formula: RPM / 251
Example: 20 RPM / 251 = 0.08 m/s

Kilometers per Hour:
Formula: RPM / 69.3
Example: 20 RPM / 69.3 = 0.29 km/h

Inches per Second:
Formula: RPM / 6.37
Example: 20 RPM / 6.37 = 3.1 ips

Feet per Second:
Formula: RPM / 76.4
Example: 20 RPM / 76.4 = 0.26 fps

Miles per Hour:
Formula: RPM / 112
Example: 20 RPM / 112 = 0.18 mph

Downloads

Specs

Material Acrylic with Rubber Traction Ring
Weight 18g (0.63 oz) Each

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