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BLK BOX Blackout Bumper Weight Plate

SKU: 16-0728

The Blackout Bumper Weight Plates are made from a unique blend of vulcanized rubber and are compliant with the IWF standards (International Weightlifting Federation) on plate dimensions, with an outer diameter of 450mm. The Blackout Bumper Plates offer a dead bounce when dropped from a height, preventing collars & centre rings from getting loose.

BLK BOX Blackout Bumper Weight Plates have become a staple within all commercial gyms, strength and conditioning facilities, CrossFit boxes and home garage setups. With a standard diameter of 450mm, these Olympic size bumper weight plates are manufactured for durability using a unique blend of vulcanized rubber - making them ideal for any training environment.  

Features of our Blackout Bumper Weight Plates:

IWF Standards  -  The BLK BOX Blackout Bumper Weight Plates are compliant  to the  IWF standards  (International Weightlifting Federation) on plate dimensions, with an outer diameter of 450mm - weights include 5kg, 10kg, 15kg, 20kg and 25kg. The Blackout Bumpers also comply with the IWF Weight Tolerance with a  weight tolerance of (+/- 0.8%).

Maximum Resistance -  Our Blackout Bumper Weight Plates have been thoroughly tested, with 50,000 drops there was zero breakage

Dead Bounce  -  The Blackout Bumper Weight Plates offer a consistent dead bounce when dropped, this is will help prevent your barbell collars and centre rings from getting loose, due to the minimal barbell bounce

Check out our useful  Buying Guide  that highlights the differences between BLK BOX Bumper Plate ranges.  

100kg Set Contains 2x5kg, 2x10kg, 2x15kg & 2x20kg
150kg Set Contains 2x5kg, 2x10kg, 2x15kg, 2x20kg & 2x25kg
Diameter 450mm (IWF Standard)
Collar Opening 50.40mm
Weight Tolerance +/-0.8%
Inserts Stainless Steel
Bounce Minimal

We aim to dispatch and deliver all in stock items within 2-10 working days depending on your location in the UK & Ireland.



We ship our orders via Parcel / 2 Man Delivery or Pallet depending on the size of your order and shipping fees will be calculated at checkout. To track your order click here for orders placed online; Track an Online Order and here for orders placed via our Sales team; Track an Offline Order



All deliveries are kerbside, it will be your responsibility to remove the items from the pallet on arrival and dispose of the pallet. You will receive an email from our Logistics team with a date of delivery. If you require an alternative delivery date or if there are any access restrictions to your property, please let us know within 24 hours before delivery by emailing Please be aware failure to do so may result in additional delivery charges.



Some of our training equipment is manufactured here in our HQ. The lead times on these products range from 10-25 working days and are identified by having the MADE IN BELFAST badge.



We understand at times due to size, colour or type some items might not be the right fit for you. We are happy to accept a returned item within 30 days from the date of you receiving the item for a refund or exchange.


To start a return click here; BLK BOX Returns

Do they smell of rubber?
There will be a smell of rubber off the bumpers but this will go away after using them

Are they sold individually or in pairs?
All the bumpers are sold separately


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