[Compatible] Predater 3500 watt inverter generator. Material: Made of heavy duty metal for durability. The bright knurled surface is non-. Provides a very strong grip [ Easy to install ] Each time you replace the magnet, simply remove the metal debris and reinsert it into the plasterboard for reuse. [ Function ] The industrial strength magnetic tip collects metal shavings floating in the generator tank and protects the inverter generator by keeping the metal from the engine Fitment: For Color: silver Material: Aluminum Package Contents: 1 X Magnetic Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.