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Rattleware Round Stainless Steel Knock Box

Rattleware Round Stainless Steel Knock Box

The Rattleware Round Knock Box is a stainless steel espresso puck disposal box built for home and professional coffee stations where counter space is limited. Its round profile measures 6.25 inches in diameter, and the rubber-coated knock bar and rim reduce noise when clearing a portafilter between shots.

Built to Handle Daily Use

The Rattleware Round Knock Box is constructed from high-grade stainless steel, a material that resists staining, holds up to repeated impact, and wipes clean quickly between uses. For anyone pulling multiple shots a day, a knock box that degrades, cracks, or retains odors is a recurring frustration. Stainless steel avoids all three. The smooth interior also makes rinsing straightforward, with no crevices to trap spent grounds.

Quieter Operation at the Bar

The knock bar is rubber-coated, and the rim carries rubber dampening as well. Both contact points absorb impact rather than transmitting it, which meaningfully reduces the sharp crack that bare metal knock boxes produce. In a home kitchen or a shared workspace, that difference is noticeable across a full morning of service.

A Compact Footprint That Fits Most Stations

The round design keeps the knock box's counter footprint tight at 6.25 inches across, so it fits alongside an espresso machine without crowding a grinder or tamping mat. The cylindrical shape also holds a useful volume of spent pucks before it needs emptying, without requiring the longer rectangular footprint some knock boxes demand.

Features

  • High-grade stainless steel body: durable, stain-resistant, and easy to clean
  • Rubber-coated knock bar: absorbs impact and reduces noise when knocking out pucks
  • Rubber-dampened rim: further reduces sound and protects the portafilter
  • Round compact profile: 6.25 inches in diameter, suited to tight counter setups

Specifications

Specification Detail
Material High-grade stainless steel with rubber-coated knock bar and rim
Diameter 6.25 in
Height 7.5 in
Packaged Dimensions 8 x 8 x 7 in
Shipping Weight 45 oz

Who This Is For and Isn't

The Rattleware Round Knock Box suits home baristas and small café stations that pull espresso regularly and want a durable, low-noise disposal solution with a compact counter footprint. It is a practical fit anywhere stainless steel is preferred for hygiene and longevity.

This knock box is not designed for high-volume commercial environments that generate large quantities of spent pucks in rapid succession and may require a larger-capacity rectangular knock box. It does not include a removable inner liner or drainage port.

Common Questions

What is the Rattleware Round Knock Box made of?

The Rattleware Round Knock Box is made from high-grade stainless steel with a rubber-coated knock bar and rubber rim. The stainless steel body resists staining and is easy to wipe down or rinse, while the rubber contact points absorb impact and reduce the noise of knocking out spent espresso pucks.

How large is the Rattleware Round Knock Box?

The Rattleware Round Knock Box measures 6.25 inches in diameter and 7.5 inches tall. Its round footprint is designed to fit on compact espresso stations without occupying the longer counter run that rectangular knock boxes typically require.

Does the knock bar reduce noise?

The Rattleware Round Knock Box includes a rubber-coated knock bar and a rubber-dampened rim. Both surfaces absorb impact when a portafilter is knocked against the bar, reducing the sharp sound that uncoated metal knock boxes produce. This makes a noticeable difference in home kitchens or shared workspaces.

Is the Rattleware Round Knock Box easy to clean?

The stainless steel interior of the Rattleware Round Knock Box is smooth and does not have crevices that trap spent grounds, making it straightforward to rinse out. The rubber knock bar and rim can be wiped down as part of routine bar cleaning.

Why CoffeeRoast Co.?

At CoffeeRoast Co., we are passionate about coffee. Every piece from our catalog is designed and rigorously tested to make sure you get perfect and consistent roasts every time.


We’ve partnered with various manufacturers that operate around the globe under a strict set of guidelines both on a local and corporate level so that when you shop with us, you will be able to select from the highest quality coffee roasters and coffee equipment available on the market.


Whether you are a coffee enthusiast or a small business owner, you're sure to find whatever so you have the perfect roast you've been looking for.


Any questions or concerns? Please call us at (312)-298-9262 or email us at support@coffeeroastco.com and a member of our professional support team will be in touch with you as soon as possible.

◄Shipping & Returns Policy

CoffeeRoast Co. will ship orders as soon as possible in the order they are received. If you purchase multiple items, they will be shipped to you based on lead time and availability. This way you get as much of your order as soon as possible, which means that your order may come in separate packages, especially if you order products from different brands.

We will pay shipping for products returned due to product defect, misrepresentation, or false description. Afterward, we will initiate a full reimbursement should you decline an offer to replace the item with the same item of equal value and assured quality.

Order Confirmation:

As soon as you place your order with CoffeeRoast Co. you will receive an order confirmation e-mail. This means that your order has been logged in our system and your credit card has been pre-authorized for the purchase. We then work with our partners to confirm and prepare your order for shipment. If any item you order is on backorder or unavailable for whatever reason, we will cancel the credit card authorization and duly inform you via e-mail.

Order Shipment:

Orders are shipped within five business days from the date you place your order unless specified otherwise on the product page. The product page will contain the most accurate estimate on shipping and lead times. Shipping and lead times provided on the product page are our best estimates based various factors including order volume, information from our partners, shipping issues, etc., and may vary due to these factors. 

You will receive an email containing the tracking information of your order after the order has been shipped to your location. If you do not receive tracking information from us within seven business days of the lead time specified on the product page, feel free to follow up with us at support@coffeeroastco.com.

Damages:

We will take full responsibility for any obvious damage to your product caused by packaging or delivery of an already defective product. Please carefully inspect the packaging of your item(s) when they arrive, if you notice any damage or defects, you should document them when signing for delivery. If the item(s) contained in the package arrives damaged, please send photos to support@coffeeroastco.com, and we will process an insurance claim on your behalf. 

Returns and Cancellation Policy:

We back all our products with a customer satisfaction guarantee, so we've created a fair return and cancellation policy.

In most cases, once the order is processed, it is final and not cancellable due to the larger nature of these products. Requests for returns/exchanges after the item has been delivered will be evaluated on a case by case basis. Any return request is subject to an administrative and cancellation fee equal to 10% of your order with a minimum of $35.

Before returning any product, you MUST obtain a return authorization from a Coffee Roast Co. customer service representative. We can only process AUTHORIZED returns for items.

To make a Return or Exchanges: 

  • Obtain authorization for return or exchange by emailing us at support@coffeeroastco.com explaining the reason for the return or exchange.
  • Please use or indicate your order number in the subject line for your email.

Return or exchanges request submission must be within 14 calendar days upon receipt of shipment unless noted otherwise on the product description page.  Your return must be in original packaging and unused.

We encourage using USPS flat-rate shipping in returning products to receive a shipping expense refund. Buyers must ensure all returned parcels delivery receipt AND signature confirmation. We highly recommend insuring your parcel as we cannot issue a refund for an item that we do not receive back should it get lost/damaged during transit.

Refunds:

Should an item be returned because it was defective, misrepresented, not as described, etc., CoffeeRoast Co. will issue a full refund and will reimburse the customer for all shipping expenses associated with the return.

Please allow 5-10 business days from the time the returned item is received to process a refund. Refunds will only be issued to the original form of payment that you used when placing your order.

We stand behind our products 100%!

By purchasing any of our items, the buyer certifies they have read and agree to our shipping, return, and privacy policies.

◄Price Guarantee

At CoffeeRoast Co., we ensure that you get the absolute best prices for coffee roasters, all while ensuring the highest quality. As always, high-quality roasters do not come cheap, but we ensure that they are reasonably priced using our exclusive contracts with the best coffee roaster manufacturers.

We want you to be able to make your purchase with us in confidence. Putting our money where our mouth is, we offer you a price guarantee on all orders. If you find out within six months from your purchase of an item from CoffeeRoast Co. was offered at a lower price than us from the time of purchase, we will refund the difference. 

To get a refund, all you need to do is e-mail us a link to the product on our website and the same product on our competitor’s website within six months from the date of your purchase, and we will process the refund accordingly.

Terms and Conditions of our 100% Price Guarantee:

  • You must have purchased the item from our website before requesting your Price Match Guarantee
  • Discounted goods and goods received as an Ad on such as; buy one, get one free offer are not eligible
  • The item must be in stock on the competitor's website
  • The 100% price guarantee is only valid within the first six months from the date of purchase
  • The competitor must be an online store; they may not have a retail location
  • The competitor website cannot be a discounter or an auction website (i.e., eBay, overstock, etc.)
  • The competitor must be an Authorized Retailer of the product in question
  • The Price Match Guarantee includes the item price and the shipping charges; it excludes sales tax