Pulley Large With Universal Clamp, Consists Of A 70mm Diameter Light Alloy Pulley, Held In Alloy Bracket, With Two Clamping Screws For Bench And Rod Support. The Bracket May Be Clamped To A Bench Edge Or Similar Support Up To 1.5in Thick, Screwed To A Flat Surface
Wards Essentials Trebuchet Kit, Material: High quality precision-cut Birch verner pure bond plywood, Designed to be safe and robust, Dry firings and heavy projectiles are no problem, Holes are pre drilled, Medieval weapons, engineering, and physics, Beam arm: 21in
PineCar Program Guide, A 19-page, fully-illustrated race sponsor's guide with easy step-by-step instructions on conducting a PineCar Derby or SailBoat Raingutter Regatta, information on how to plan the event, set up the race floor plan, select the car and sailboat kits
Pulley Adjustable Clamp, Sturdy, Metal Constructed Clamp Pulley Can Be Used To Demonstrate A Wide Variety Of Mechanics Principles. The Metal Sheave Is 5 Cm In Diameter And Can Be Adjusted From Flush With The Tabletop To 13 Cm Above It
Pulley With Universal Clamp, Consists Of A 50mm Diameter Light Alloy Pulley, Held In Alloy Bracket, With Two Clamping Screws For Bench And Rod Support. The Bracket May Be Clamped To A Bench Edge Or Similar Support Up To 1.5in Thick, Screwed To A Flat Surface, Or Held On 12.5mm