Pulley Bench Clamp Fitting, 50 mm Diameter Pulley, Overall Length Of Frame (Pulley Bar) 110 mm. Maximum Clamp Opening 25 mm, Metal Clamp With Plastic Pulley, With The Pulley Overhanging The Edge And In A Vertical Plane. Overall Length Of Frame (Pulley Bar) 110 mm
Equilateral Prism, Material: acrylic, Refractive index close to optical glass, can produce a rainbow from a non-monochromatic light source such as sun light, Perfect for student use, which will not break or chip like glass, is a softer material, Size: 50mm length, 25mm face size
Pulley On Clamp - Metal, Includes: (1) Pulley On Clamp, Clamp Has A 45mm Plastic Pulley With Bracket For Bench Mounting Up To 25mm Thickness. Can Be Used With A Force Table As Well, Clamp Made From High Qaulity Metal, Painted Red, Pulley Made Of High Qaulity Plastic