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Home > Classroom Equipment > Mechanics Classroom Equipment
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Pulley Single
Our Price: $1.99

Inexpensive, yet priceless for mechanical experiments! Single pulley is 3/4� diameter, weighs .1lb.
Pulley Double
Our Price: $2.00

Inexpensive, yet priceless for mechanical experiments! Double pulley is 1� wide, weighs .104 lb.
Double Pulley Tandem
Our Price: $2.25

Inexpensive, yet priceless for mechanical experiments! Double tandem pulley is 6� long, weighs .109 lb.
Pulley Triple
Our Price: $2.75

Inexpensive, yet priceless for mechanical experiments! Triple pulley is 1-1/4� wide..
Spark Timer Accelerator Paper Roll
Our Price: $2.99

Roll of Paper for use with Spark Timer Accelerator Timer
Pulley Quadruple
Our Price: $3.25

Inexpensive, yet priceless for mechanical experiments! Quadruple pulley is 2� wide, weighs .22 lb.
Triple Pulley Tandem
Our Price: $3.75

Inexpensive, yet priceless for mechanical experiments! Triple tandem pulley is 7-1/2� long, weighs .11 lb.
250g x 2.5N Tubular Spring Scale
Our Price: $3.99

Cylindrical spring scale. Measures up to 250g or 2.5 Newtons. Includes instruction sheet for use. Blue color.
500g x 5N Tubular Spring Scale
Our Price: $3.99

Cylindrical spring scale. Measures up to 500g or 5 Newtons. Includes instruction sheet for use. Green color.
1000g x 10N Tubular Spring Scale
Our Price: $3.99

Cylindrical spring scale. Measures up to 1000g or 10 Newtons. Includes instruction sheet for use. Brown color.