Replacement Rider for LED Ray Box, 60 x 50mm Lab Equipment_Sterilization Equipment Hand-cranked 12V DC generator in

Hand-cranked 12V DC generator in a clear plastic case with a front-mounted lamp and binding posts

and three low-friction nylon wheels for straight-line momentum experiments

and gauze-fronted object and receiving screens form this 1

Steam-sterilizable polypropylene pipette rack holds 12 pipettes horizontally for bench storage and autoclaving in molecular biology laboratories

this object screen provides a stable projection surface for ray diagrams and lens investigations in physics coursework

Replacement Rider for LED Ray Box, 60 x 50mm Lab Equipment_Sterilization Equipment Hand-cranked 12V DC generator inMetal rider measuring 60 x 50mm, dimensioned as the matched replacement carriage for the LED ray box (PH0602ALED) track when an original rider is lost or damaged.