Basic Inclined Plane - Steel, Designed Specially For Students. Made Entirely Of Heavy Gauge Steel, The Base And Plane Are Connected By A Hinge, Allowing The Plane To Be Clamped At Any Angle From 0 To 45. Vertical Displacement, Angular Displacement And Distance
Pulleys Plastic, Triple-Parallel, Steel Frame, With Hooks At Each End Carrying Three Plastic Pulleys Each Of Diameter 50 mm, Inner Gap Of Pulley Measures 4 mm, Overall Length Is 8.9 Cm. Capable Of Holding Over 30 Lbs Of Weight.
Plastic Pulley, Low Friction, Single 50mm Dia, One (1) High Quality, Single Wheeled Plastic Pulley, On An Open Sided Steel Frame, With Hooks At Each End And One Low Friction, Ball Bearing Plastic Pulley With A Diameter Of 50 mm