SKU: 55715797111

Heavy Hitter 520 Primary Chain Drive Conversion OEM Motor Only

Sale price$101.69 Regular price$112.99
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  • USA
  • CAN

Ships within 48 hours · Estimated delivery Aug 2 - Aug 7

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Description

Heavy Hitter 520 Primary Chain Drive Conversion OEM Motor OnlyImportant Notice: When installing, make sure your chain tension is not tight! Any chain drive that you install should have loose chain tension! For OEM Motor ONLY! Most aftermarket motors have a +4mm offset change. We are in process of an update to work with aftermarket motors. Big Performance for big power builds and long term reliability. The heavy hitter Ultra Bee primary chain conversion is designed with perfection in mind. Most primary chain

Important Notice: When installing, make sure your chain tension is not tight! Any chain drive that you install should have loose chain tension! For OEM Motor ONLY! Most aftermarket motors have a +4mm offset change. We are in process of an update to work with aftermarket motors.

Big Performance for big power builds and long-term reliability. The heavy hitter Ultra Bee primary chain conversion is designed with perfection in mind.

Most primary chain conversions are flat-cut 420 sprockets, which will work but require additional maintenance and a shorter chain life. We have designed our chain conversion around a 520 chain because let's face it even on LightBee's broken chains were happening and with more weight and more power an upgrade is needed.

In addition to the chain size being upgraded, we have also designed an exclusive dished rear sprocket. The primary chain conversions with flat sprockets left very little room for the frame adjuster and rear lower motor mount frame tab. This will ultimately end up with damage and scarring to your frame if your tension goes slightly out of spec, so why not use the room provided and space it internally. 

Features

  • Exclusive dished sprocket design for proper clearance
  • 520 O-ring Chain included for long-term reliability 
  • 7075 aluminum design for increased longevity and reduced corrosion
  • No shims or spacers are required, a simple install (OEM Motor Only)
  • Master link chain for easy chain swaps when it is time for maintenance

Fitment

Sur Ron Ultra Bee (OEM Motor Only)

Important Notice: When installing, make sure your chain tension is not tight! Any chain drive that you install should have loose chain tension!

This is the known and tested compatibility for this product. Factory variations, dealer options, and aftermarket modifications could affect compatibility in specific cases. Please verify compatibility to the best of your ability before purchasing.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 55715797111

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Momma Cat
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★★★★★ 5
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Color: Storage Cover Black, Size: Rechargeable
I purchased the Circle Joy Rechargeable frother mostly because of the price. The frothy-whipped cream is a treat on the weekends, and the last hand frother I purchased zapped out. WoW - this one is amazing! The last one I had was battery operated, and wasn't as fast as this one. I now use it everyday because it works so quickly. It comes with a "lid" for the blender part, so I can toss in my briefcase. Love that recharges quickly so its ready when I am. Great price, easy to use, looks sleek, and tiny enough to take with you. LOVE, FiVE Stars
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Reviewed in the United States on May 26, 2026
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Janae Woods
West Palm Beach, US
★★★★★ 4
Great for short term
Color: Storage Cover Black, Size: Rechargeable
Works great when it works.... But I've bought three this year and two of them just unexpectedly died with no logical reason. Giving up and trying a new brand for my protein coffee drinks. *Edit....after original review the seller offered a refund and apologized for the issues I had. Bumping up my rating for proactive customer service and trying to make things right.
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Reviewed in the United States on May 23, 2026
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L
Los Angeles, US
★★★★★ 5
Great buy!
Color: Storage Cover Black, Size: Rechargeable
Great product. I'm glad I bought this to replace my old, cheap one that I got from Ikea. I like that it has double whisk as it does froth my liquids really well. I like the speed of it and it's easy to use and wash. The battery life is pretty long as well. I haven't charged it since I got it.
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Reviewed in the United States on June 4, 2026
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Big Daddy
Fort Morgan, US
★★★★★ 5
Pretty darn good frother...
Color: Storage Cover Black, Size: Rechargeable
This is a pretty darn good frother/whisk, which we use primarily for mixing Crystal Light and LMNT drinks. It holds a charge for a long time and it is easy to recharge with the USB-C port and cable. My only complaint is that you must hold the power button continuously while operating it which is challenging to do using tall cups. It would be much better if is was a two stage on-off switch and had a longer wand, which isn't as long as it could be. But the unit is lightweight, easy to use and very versatile. Overall, I would buy it again.
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Reviewed in the United States on April 15, 2026
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Verified Purchase
Joni
Waukegan, US
★★★★★ 5
Works great!
Color: Storage Cover Black, Size: Rechargeable
I bought this because the frother I had was very weak. Even with new batteries, it just never had much oomph. I liked the idea of it being rechargeable and no more batteries! I expected to have to charge it when it came, but it had full power. I have used it every day since it arrived, and it hasn't slowed down a bit. It is easy to use, just pushing down with my thumb on the top. I also love that it has a lid/case. When I bring it on a trip it is fully protected from damage. I highly recommend this frother. It is the best one I have had - and I have had quite a few.
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Reviewed in the United States on April 16, 2026

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