Heavy Duty Premium Polished 304 Stainless Steel Folding RV, Camper or Trailer Step. This premium heavy duty RV, camper or trailer steel folding step has been designed tough and made from the highest quality materials. We use premium grade 304 STAINLESS STEEL for superior rust and weather protection. Step surface has a patterned, texture finish for a better step. Folding mechanism is spring-loaded to keep the step secure in either the up or down position. Product is backed by a no-hassle One Year Guarantee against defects. Included: Four (4) heavy duty stainless steel folding steps. Dimensions: Back plate is approximately 4 1/4" x 1 3/4", step pad is approximately 2" x 3 1/4". Mounting Holes: 3 9/16" center-to-center. Strong, rust and weather polished 304 stainless steel (this is not your common, cheap steel!). Textured step-side finish for a more secure step. Durable, ready to handle tough environments. One Year Guarantee against workmanship and defects.