PR1ME Wheel Chocks with Non-Slip Base for RV Trailer. 2 wheel Chock 2 Pack Product Details Manufacturer: Jiangsu Sainty Sumex Tools Co Ltd Brand: Prime 1 Item Weight: 1.41 pounds Product Dimensions: 8 x 4.5 x 4.5 inches Country of Origin: China Item model number: 02-013 Is Discontinued By Manufacturer: No Manufacturer Part Number: 02-013 Ultra-Lightweight Rope-Free Design: Crafted from rugged UV-resistant hard plastic, PR1ME chocks weigh 30% less than standard models, perfect for tossing in your RV compartment or toolbox. No tangled ropes, no bulk! EVA Non-Slip Base: EVA base grips asphalt, gravel. Deep tread grooves lock tires in place Finger Safe: Smooth rounded edges and a wide-angle wedge design let you position chocks fast. Bright Yellow ensures instant visibility at dusk or dawn Built for RV Trailer Life: Holds tires up to 26" (teardrops, cargo trailers, boats). UV inhibitors prevent sun cracking, while spill-resistant plastic shrugs off oil and road grime Easy to Store: The PR1ME Wheel Chocks are small and compact, easy to carry, the safety essential that doesn?t hog storage space