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 13-24 of 28


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Duncan T-shirt White

Price: $14.99
Availability: Out of Stock
Item #: 3110WH -

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

    Back cover of Yo-yo Ninja DVD on the left, and front cover on right

    Price: $11.99
    Availability: Out of Stock
    Item #: 3172DV-IN -

      Join the Duncan® Crew™ as they teach the hottest and newest yo-yo tricks! This hour long instructional video features easy to follow tutorials for all competition styles of yo-yo play (1A, 2A, 3A, 4A, 5A) making it the most comprehensive yo-yo instructional video available!

      A chrome Konkave bearing for yo-yos

      Price: $14.00
      Availability: In Stock
      Item #: 3156KK -

        Want some extra spin time and performance? Dif-E-Yo KonKave bearings are a great way to upgrade any yo-yo. KonKave bearings keep the yo-yo's string centered at all times during play reducing friction against the yo-yo's body. Available in two sizes Size A and Size C (small & large) and made from stainless steel. These bearings a must for any pro player! US Patent #7175500

        A chrome Konkave bearing for yo-yos

        Price: $14.00
        Availability: In Stock
        Item #: 3155KK -

          Want some extra spin time and performance? Dif-E-Yo KonKave bearings are a great way to upgrade any yo-yo. KonKave bearings keep the yo-yo's string centered at all times during play reducing friction against the yo-yo's body. Available in two sizes Size A and Size C (small & large) and made from stainless steel. These bearings a must for any pro player! US Patent #7175500

          A bottle of looping oil

          Price: $5.70
          Availability: In Stock
          Item #: 3182OI -

            Performance oils enhance the play of looping and long spinning yo-yos! Modern yo-yos use ball-bearing axles which over time suffer from decreased spin times or low response due to the lack of lubrication. These oils have been formulated to increase the performance of ball-bearing yo-yos and are available in two varieties: Spin and Looping Oil.

            Duncan Racer Caps in packaging

            Price: $4.99
            Availability: In Stock
            Item #: 5163PK-IND -

              Performance meets style: Interchangeable Racer Caps allow you to add weight to your yo-yo and increase your spin time. Pop in the spoked cap for a wheel-like effect or pop in the innovative "e;finger spin"e; cap for an all-new take on your favorite yo-yo.

              Rapid Ball

              Price: $4.99
              Availability: In Stock
              Item #: 3167CW -

                The Rapid Ball is our most competition-oriented counterweights to date. Swift, nimble, and versatile, the Rapid Ball is naturally the competition counterweight of choice of the Duncan Team. Adding dimples to this spherical counterweight reduces air resistance, making it the most aerodynamic counterweight produced to date. This creates a faster, more fluid-moving counterweight, which is why it is perfect for competition use. Attach the Rapid Ball to your favorite Duncan Yo-Yo and get ready to...

                Retro Butterfly Shirt, Pink Pink, t-shirt, retro, butterfly, tshirt, shirt, girl, women's, women

                Price: $14.99
                Availability: In Stock
                Item #: 3140GS -

                  A package of white SG stickers for Duncan Yo-yos

                  Price: $3.99
                  Availability: In Stock
                  Item #: 3163PK -

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

                    A bottle of spin oil

                    Price: $5.70
                    Availability: In Stock
                    Item #: 3181OI -

                      Performance oils enhance the play of looping and long spinning yo-yos! Modern yo-yos use ball-bearing axles which over time suffer from decreased spin times or low response due to the lack of lubrication. These oils have been formulated to increase the performance of ball-bearing yo-yos and are available in two varieties: Spin and Looping Oil.

                      Red yo-tility holster

                      Price: $5.40
                      Availability: In Stock
                      Item #: 5250PK -

                        The ultimate yo-yo tool is here! Each Yo-tility™ Holster serves as a yo-yo holster, bearing removal tool, and string cutter all in one! Easily attaches to belt loops, backpacks, and more!

                        A black yo-yo storage pouch with a Duncan yo-yo on the side

                        Price: $6.99
                        Availability: In Stock
                        Item #: 3171PK -

                          Store and carry up to 6 yo-yos in the Duncan® Yo-Yo Pouch! Each pouch comes with customizable foam that can be placed between yo-yos and can be clipped to backpacks belt loops, and more!