Give your RV or trailer a dependable support base with the VALTERRA StayPut Stackers 8 x 8, a four-piece set designed for leveling, jack stand support, and tongue wheel applications. The stackable pads provide a stable foundation on firm ground, while the integrated handles help create a smoother transition when multiple pads are stacked. Each pad measures 8 x 10 x 1-1/2 in and can support up to 10, 000 lbs. per wheel, with a total gross vehicle weight capacity of 40, 000 lbs. A self-fastening strap keeps the set together for convenient storage. Features:• Multi-purpose support for leveling, jack stands, and tongue wheels• Stackable design creates additional lift when needed• Integrated handle provides a smooth transition between pads• Supports up to 40, 000 lbs. gross vehicle weight on level ground• Self-fastening strap keeps the set organized during storageSpecs:• Brand: VALTERRA• Product Name: StayPut Stackers 8 x 8• Product Number: A10-0916• Pack Quantity: 4• Pad Dimensions: 8 x 10 x 1-1/2 in• Weight: 4.17 lbs• Gross Vehicle Weight Capacity: 40, 000 lbs• Per Wheel Capacity: 10, 000 lbs• Product Type: Leveler / Jack Stand Pad / Tongue Wheel Support• Storage Strap: Self-Fastening• Application: RV and Trailer Stabilization 8 x 10 in pad size 40, 000-lb GVW capacity Built-in transition handle | Valterra StayPut Stackers 8 x 8, 4 Pack, Boxed