30-day postage paid returns
        Free shipping special for you
          Conversion Kit Crank Set Bottom Bracket for Bicycle Bike Bottom Bracket - Gas Motorized Bicycle
          Conversion Kit Crank Set Bottom Bracket for Bicycle Bike Bottom Bracket - Gas Motorized Bicycle
          Conversion Kit Crank Set Bottom Bracket for Bicycle Bike Bottom Bracket - Gas Motorized Bicycle
          Conversion Kit Crank Set Bottom Bracket for Bicycle Bike Bottom Bracket - Gas Motorized Bicycle
          Conversion Kit Crank Set Bottom Bracket for Bicycle Bike Bottom Bracket - Gas Motorized Bicycle
          Conversion Kit Crank Set Bottom Bracket for Bicycle Bike Bottom Bracket - Gas Motorized Bicycle
          Conversion Kit Crank Set Bottom Bracket for Bicycle Bike Bottom Bracket - Gas Motorized Bicycle
          Conversion Kit Crank Set Bottom Bracket for Bicycle Bike Bottom Bracket - Gas Motorized Bicycle
          Conversion Kit Crank Set Bottom Bracket for Bicycle Bike Bottom Bracket - Gas Motorized Bicycle
          Conversion Kit Crank Set Bottom Bracket for Bicycle Bike Bottom Bracket - Gas Motorized Bicycle
          Conversion Kit Crank Set Bottom Bracket for Bicycle Bike Bottom Bracket - Gas Motorized Bicycle
          Conversion Kit Crank Set Bottom Bracket for Bicycle Bike Bottom Bracket - Gas Motorized Bicycle
          Conversion Kit Crank Set Bottom Bracket for Bicycle Bike Bottom Bracket - Gas Motorized Bicycle
          Conversion Kit Crank Set Bottom Bracket for Bicycle Bike Bottom Bracket - Gas Motorized Bicycle
          Conversion Kit Crank Set Bottom Bracket for Bicycle Bike Bottom Bracket - Gas Motorized Bicycle
          • Conversion Kit Crank Set Bottom Bracket for Bicycle Bike Bottom Bracket - Gas Motorized Bicycle
          • Conversion Kit Crank Set Bottom Bracket for Bicycle Bike Bottom Bracket - Gas Motorized Bicycle
          • Conversion Kit Crank Set Bottom Bracket for Bicycle Bike Bottom Bracket - Gas Motorized Bicycle
          • Conversion Kit Crank Set Bottom Bracket for Bicycle Bike Bottom Bracket - Gas Motorized Bicycle
          • Conversion Kit Crank Set Bottom Bracket for Bicycle Bike Bottom Bracket - Gas Motorized Bicycle
          • Conversion Kit Crank Set Bottom Bracket for Bicycle Bike Bottom Bracket - Gas Motorized Bicycle
          • Conversion Kit Crank Set Bottom Bracket for Bicycle Bike Bottom Bracket - Gas Motorized Bicycle
          • Conversion Kit Crank Set Bottom Bracket for Bicycle Bike Bottom Bracket - Gas Motorized Bicycle
          • Conversion Kit Crank Set Bottom Bracket for Bicycle Bike Bottom Bracket - Gas Motorized Bicycle
          • Conversion Kit Crank Set Bottom Bracket for Bicycle Bike Bottom Bracket - Gas Motorized Bicycle
          • Conversion Kit Crank Set Bottom Bracket for Bicycle Bike Bottom Bracket - Gas Motorized Bicycle
          • Conversion Kit Crank Set Bottom Bracket for Bicycle Bike Bottom Bracket - Gas Motorized Bicycle
          • Conversion Kit Crank Set Bottom Bracket for Bicycle Bike Bottom Bracket - Gas Motorized Bicycle
          • Conversion Kit Crank Set Bottom Bracket for Bicycle Bike Bottom Bracket - Gas Motorized Bicycle
          • Conversion Kit Crank Set Bottom Bracket for Bicycle Bike Bottom Bracket - Gas Motorized Bicycle
          1 / 15

          Conversion Kit Crank Set Bottom Bracket for Bicycle Bike Bottom Bracket - Gas Motorized Bicycle

          $9.00 USD
          Shipping fees will be calculated at checkout.

          • Free worldwide shipping

          • Free returns

          • Carbon neutral

          • Secure payments

          • The Conversion Kit/Crank Set is NOT compatible with 2 inch/50mm-51mm(inner diameter) BOTTOM BRACKET(refer to the third picture)
          • Compatible with 44mm(Outer Diameter) bottom bracket; Outer diameter of 2 cups: 34.5mm/1.358 inch which is compatible with 44mm OD bottom bracket (refer to the Fourth picture)
          • Also can be used on 2 stroke 66cc/80cc motorized bicycle(pls measure yours BB before shopping), the length of the crank is 266mm/10.47inch.
          • This conversion kit end up as/with a square taper;the crank of kit is same as the crank that comes with the 4 stroke gas motor kit(if your 4 stroke gas motorized bicycle was installed with original cranks, you can shopping without doubt, if not same cranks, pls measure yours BB before shopping);
          • If your bike is with 2 inch bottom bracket like 26" beach cruiser huffy with 51mm bottom bracket, you have to buy a BB Bottom Bracket Conversion converter (American to Euro) from your local shop or from CDHpower Amazon store.(refer to the fifth and sixth pictures pls); Any questions,please contact us firstly! we can help you solve the problem until you are satisfied.
          Item Package Dimensions L x W x H‎10.79 x 3.78 x 2.17 inches
          Package Weight‎0.59 kg
          Item Weight‎1.3 pounds
          Material‎Aluminum
          Manufacturer‎cdhpower
          Part Number‎CDHCDI01

          • Outside diameter of 2 cups: 34.5mm/1.358 inch, pls measure yours before shopping;
          • The Conversion Kit/Crank Set is NOT compatible with 2 inch/50mm-51mm BOTTOM BRACKET;
          • also can be used on 2 stroke 66cc/80cc motorized bicycle(pls measure yours BB before shopping);
          • the length of the crank is 266mm/10.47inch;
          • this conversion kit ends up as/with a square taper;the crank of kit is same as the crank that comes with the 4 stroke gas motor kit(if your 4 stroke gas motorized bicycle was installed with original cranks, you can shopping without doubt, if not same cranks, pls measure yours BB before shopping);
          • If your bike is with 2 inch bottom bracket like 26" beach cruiser huffy with 51mm bottom bracket, you have to buy a BB Bottom Bracket Conversion converter/adapter (American to Euro) from your local shop or from CDHpower Amazon store.(refer to the fifth and sixth pictures pls)

          Not Compatible with 50mm/2 inch bottom bracket cup

          Not Compatible with 50mm-51mm/2 inch bottom bracket

          Not Compatible with inner diamter 50mm-51mm/2 inch bottom bracket

          34.5mm

          34.5mm cups

          • Outside diameter of 2 cups of this crank kits: 34.5mm/1.358 inch;
          • Compatible with 44mm OD bottom bracket;

          if your bike get 50mm-51mm/2 inch Inner diameter bottom bracket, you have to buy the CDHpower BB Bottom Bracket Conversion CONVERTER/BB bottom bracket adapter, then compatible with your bottom bracket of bike;

          CDHPOWER BB CONVERTER

          THIS IS CDHPOWER BB CONVERTER/ADAPTER,THIS ADAPTER IS COMPATIBLE WITH 2 INCH/50MM-51MM BOTTOM BRACKET;

          CDHPOWER ADAPTER

          This is how the CDHPOWER Conversion Kit looks like after installed on the CDHPOWER BB ADAPTER;

          Example title

          You may also like

          Recently viewed

          Service

          Fast and free delivery
          Lifetime customer support
          30 day refund guarantee

          Return policy | Privacy Policy | Shipping Policy | Terms of Service |
          © 2026 Twipik. All Rights Reserved.

          Cart

          loading