Dynamics Carts Set, Plastic

A Pair Of Carts Having Specially Designed Single Piece Moulded Plastic Body Of Unbreakable Abs. These Unique, Precision Dymics Carts Are New Improved Design Of The Old Dymic Trolleys, Conventiol Type, Used In Most Schools And Colleges For Experiments In Motion. These Carts Are Rigid And Strong Enough To Take The Weight Of An Adult Without Bending Or Breaking And Can Easily Withstand Routine Rough Usage Or Fall From Workbench Etc. Plastic Body Mounted On A Set Of 3 Low Friction Wheels Providing Straight Motion Over Long Distances A Lockable Spring-Loaded Plunger Has 2 Levels Of Spring Compression And Is Activated By A Trigger Knob On Top Of The Cart. A Cushioned Surface Mounted On Top Of Each Cart Ebles Placing Of Additiol Masses For Increasing Its Effective Weight. The Carts Can Also Be Stacked On Top Of Each Other To Make Its Effective Mass 2-3 Times Its Basic Mass. Velcro Pasted At The Back End Of Each Cart Ebles The Study Of Inelastic Collisions. (Dymics Carts Set, Plastic)