Looking to upgrade your yo-yo with new strings or maybe some gloves? We’ve got you covered. At Duncan we produce only the highest quality replacement and upgrade parts. These parts are specifically designed to work well with our products, so you can be sure your getting Duncan quality.


Products 1-12 of 28


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A bundle of 100 white polyester Duncan yo-yo strings

Price: $9.95
Availability: In Stock
Item #: 3276PP-WH -

    You'll never run out of strings with this package of 100 white strings!

    A bundle of 100 yellow polyester Duncan yo-yo Strings

    Price: $9.95
    Availability: In Stock
    Item #: 3276PP-YW -

      You'll never run out of strings with this package of 100 yellow strings!

      19MM SG Pads

      Price: $2.99
      Availability: In Stock
      Item #: 3163PK-RD -

        SG Stickers provide an unresponsive response system for high performance tricks. A "Bind" is required to return the yo-yo to your hand.

        red silver yellow green and blue Duncan yo-yo performance rings

        Price: $6.99
        Availability: In Stock
        Item #: 5161PK -

          Aluminum Performance Rings are designed for models that fit FH Zero side caps such as Skyhawk, Butterfly XT and Hornet, FH Zero, FlipSide, Raptor, Echo, Hayabusa and more! Replace side caps with Performance Rings to reduce center weight and add more rim weight for longer spins and better performance. The rings come in sets of two (2).

          Candy Dice Duncan Toys, Candy Dice, Counterweight, Freehand Yo-Yo , Freehand yoyo, Freehand Play, Duncan yoyo, world champion, shingo terada, terry yoyo, 5a, freehand

          Price: $4.99
          Availability: In Stock
          Item #: 3165CW -

            Designed by World Champion and yo-yo legend Shingo Terada, this weight is the real deal. Through exhaustive experimentation with various plastics, we arrived at the perfect material for this design. The Candy Dice is engineered to perfection; excellent maneuverability, fast spinning, and the convenience of easily attaching the weight to the string are only some of the factors that make this weight great. So put the string in the groove and play!

            Delta Weight Counterweight, Duncan Toys, Duncan Yo-yo, duncan yoyo, freehand yoyo, freehand, yoyo counterweight, counterweight, 5A

            Price: $7.99
            Availability: In Stock
            Item #: 3169CW -

              Introducing, our newest creation, the Delta Weight! Featuring innovative technology that allows you to fine-tune the weight of the die, the adjustable weight is perfect for your refined taste. With the familiar shape of the classic die and the newly introduced corner groove, this weight brings the tried and true classic weight into the modern era of freehand play. Designed to allow you to tailor the counterweight to your demand, the adjustable weight is ready to be exactly what you need!

              Double Dice counterweight, yoyo, yo-yo, duncantoys, yoyoexpert, yoyorewind, spingear, amazon

              Price: $6.99
              Availability: In Stock
              Item #: 3168CW -

                The all-new double dice counterweight is our newest innovation. Our goals were the creation of a new way to play counterweight and the enablement of the invention of interesting new tricks. Through intensive prototyping, we optimized the weight distribution for each die to achieve maximum performance. Attach the double dice counterweight to your favorite Duncan Yo-Yo and start innovating!

                Duncan Black T-shirt

                Price: $14.99
                Availability: In Stock
                Item #: 3110BK -

                  Dress to impress with our Duncan T-shirt! Soft Gildan Dryfit.

                  Duncan Crewneck Grey

                  Price: $34.99
                  Availability: In Stock
                  Item #: CREWGY -

                    Dress to impress with our new Duncan Crewneck! 18000 Gildan 7.5 oz Crewneck Sweat Shirt 23K Embroidery Stitches made by John Wolfe

                    Duncan Hoodie Black

                    Price: $39.99
                    Availability: In Stock
                    Item #: HOODBK -

                      Dress to impress with our new Duncan Hoodie! 18500 Gildan 7.75 oz. Hooded Sweatshirt. 23K Embroidery Stitches made by John Wolfe.

                      Duncan Hoodie Blue

                      Price: $39.99
                      Availability: In Stock
                      Item #: HOODBL -

                        Dress to impress with our new Duncan Hoodie! 18500 Gildan 7.75 oz. Hooded Sweatshirt 23K Embroidery Stitches made by John Wolfe

                        Duncan Red T-shirt

                        Price: $14.99
                        Availability: In Stock
                        Item #: 3110RD -

                          Dress to impress with our Duncan T-shirt! Material: Soft GIldan DryBlend.