The ShurTrax All Weather Traction Aid for Compact Pickup Trucks and SUVs adds handling, traction control and traction weight over the rear axle, preventing axle hop and wheel hop. Simply add up to 300 pounds of water using a simple garden hose, and the included fill fitting. Four brass grommet tie-downs allow for safe, secure weight that improves vehicle balance, handling, cornering and traction on wet, slippery roads. ShurTrax answers the safety concerns of alternative sources of weight such as sandbags, concrete blocks, cord wood and other potential projectiles. Baffles are die-electrically welded into place to prevent surging during cornering. No need to worry about carrying cargo on top of ShurTrax -- it has been tested to support up to 500 pounds. ShurTrax integrity is protected by a tough 25 millimeter vinyl outer chamber. This outer chamber vinyl is UV resistant and reinforced with woven nylon mesh for long service. The inner chamber is also 25 millimeters thick and flexes, enabling a smooth ride and i