Sharp Mini Sumo Robot Blade for Better Front-End Attack and Pushing

The Mini Katana Blade is a purpose-made front blade accessory for mini sumo robots. Designed to help a robot get under opponents more effectively, it is a practical add-on for builders who want to improve attack angle and front-edge contact.

JSumo lists this model as a 10 cm blade supplied with 3M tape for mounting. It is built specifically for mini sumo applications, where a low and properly positioned front blade can make a major difference in pushing performance.

Why you'll love it

• Made for mini sumo robots: Purpose-built front blade accessory
• Helps improve attack angle: Useful for getting under an opponent
• Simple mounting: Includes 3M tape
• Lightweight upgrade: Easy add-on for tuning a robot front end
• Competition-focused accessory: Designed with robot battle use in mind

What you can build

Use it as a front blade upgrade for mini sumo robots, practice bots, replacement assemblies, and custom sumo chassis builds that need a sharper front profile.

Starter bundles

Pair it with a mini sumo robot kit, spare wheels, motors, and edge sensors for a more complete competition setup.

Recommended add-ons

Add spare tape, replacement wheels, extra motors, and a controller board if you are building or rebuilding a full robot system.

Technical specifications

Pinout & usage notes

Blade position affects how easily a robot can get under an opponent. Test front height, angle, and wheel grip together to find the best setup for your arena.

What’s in the box

1 × Mini Katana Blade with 3M tape

Frequently Asked Questions