Check the listing for details. Predator 5000 Generator Wheel Kit- SOLID NEVER FLAT TIRES - LOCKING HUB!. Condition: New. Listed at 149.99 USD. **NOW WITH SOLID NEVER FLAT TIRES** - SOLID polyurethane tire eliminates the chance of a flat! - If you buy Air tires, they WILL BE permanently flat within a few weeks (that is why I no longer sell them)! #1 BEST-SELLING Highest Quality Wheel-Kit! Solid never flat tires, do not buy air tires they will be permanently flat within a week or so (that is why I no longer sell them). This versatile All-Terrain wheel kit is designed to handle any condition; knobby tires make it easy to push your generator across mud, sand, or into the back of your truck or toy hauler. This product is professionally built to ensure a perfect fit and top-notch quality.Comes with a Money back Guarantee!100% positive feedback-Fastest shipping -Satisfaction Money Back Guarantee!-1000’s of satisfied customers-Professional Grade Construction-Laser Cut Precision Manufacturing-Hi-Tech powder coating that is RUST,CHIP, and CORROSION RESISTANT!! **USA**Your Wheel Kit includes everything you need to get rolling: -2 Industrial strength steel Axles -4 powder-coated wheels with NEVER FLAT tires and heavy duty bearings -All necessary mounting hardware. -Installation InstructionsEasy installation: No modifications required, wheel kit can be installed in roughly 10min using existing generator hardware.