Quick view Axle Rods for Wheels (Pack of 100 Axles) These axle rods are a perfect fit for our yellow and black wheels (PWHEELSBACK and PWHEELSFRONT). The axle rod is 76mm long and 3mm diameter (1/8 inch x 3 inches). $17.00 Add to Cart Compare
Quick view Gear Set (Set of 4) This set contains four plastic gears for hobby, craft or science projects. Plastic gears can be used to show gear reduction in motorized equipment or adjust the direction of rotation. Many different products such as watches, clocks, and cars require... $1.75 Add to Cart Compare
Quick view Metal Coil Spring Slinky, 50mm This metal slinky has a 50mm diameter and is commonly used to demonstrate waves in physics experiments as well as other useful properties. Understanding how such properties work is essential to engineers who must apply the theories and principles of... $7.50 Add to Cart Compare
Quick view Plastic Back Wheels (Pack of 100) Plastic wheels for construction of model vehicles. Back wheels are 17mm wide and 40mm in diameter. The diameter increases to 42mm with traction band or 50mm with black ring tires which are both sold separately. $38.00 Choose Options Compare
Quick view Plastic Front Wheels (Pack of 100) Plastic wheels for construction of model vehicles. The front wheel is 5mm wide and 35mm in diameter. $32.00 Choose Options Compare
Quick view Plastic Propeller, 4" (Pack of 10) Plastic propeller with 2-mm hole. Works with any miniature motor that has a 2-mm shaft. Available in 4" length (PROP4) and 5" length (PROP5). $12.00 Add to Cart Compare
Quick view Plastic Propeller, 5" (Pack of 10) Plastic propeller with 2-mm hole. Works with any miniature motor that has a 2-mm shaft. Available in 4" length (PROP4) and 5" length(PROP5). $14.00 Add to Cart Compare
Quick view Plastic Wheels, Plain Set Plastic wheels and axles for construction of model vehicles. Back wheels are 17mm wide and 40mm in diameter. The diameter increases to 42mm with traction band or 50mm with black ring tires. The front wheel is 5mm wide and 35mm in diameter. The axle rod... $4.00 Add to Cart Compare
Quick view Plastic Wheels, Tires Set Plastic wheels and axles for construction of model vehicles. Back wheels are 17mm wide and 40mm in diameter. The diameter increases to 42mm with traction band and 50mm with black ring tires. The front wheel is 5mm wide and 35mm in diameter. The axle rod... $6.00 Add to Cart Compare
Quick view Plastic Wheels, Traction Set Plastic wheels and axles for construction of model vehicles. Back wheels are 17mm wide and 40mm in diameter. The diameter increases to 42mm with traction band or 50mm with black ring tires. The front wheel is 5mm wide and 35mm in diameter. The axle rod... $4.50 Add to Cart Compare
Quick view Rings for Wheels (100 Rings) These rings are a perfect fit serve as tires for our yellow and black wheels (PWHEELSY and PWHEELSB). Also available as a set (PWHEELSTIRES). $19.00 Add to Cart Compare
Quick view Traction Tapes for Wheels (Pack of 100) These traction tapes are a perfect fit serve as traction for our yellow and black wheels (PWHEELSY and PWHEELSB). Also available as a set (PWHEELSTRACTION). $12.00 Add to Cart Compare
