Check the listing for details. Labwork Aluminum 2 Step Pull Out Retractable 21.65''W Steps Stair Anti-Slip. Color: Sliver, Condition: New, Made in United States. Listed at 117.58 USD. Description： Manually-Operated RV Stairs Provide Safe, Fast, Comfortable Entry to Your Recreational Vehicle for Amazing On-the- Road Convenience | Set Includes 2-Step Platform for Easy Mounting Under RV Doorway 400 Lb. Capacity To Extend, Simply Pull the Unit Out & Allow the Spring to Lock Into Place; To Retract, Push Against the Unit Until it Neatly Folds & Stores Under the RV Low-Maintenance Model Offers Failproof Access to Your Camper, Allowing Family & Friends to Quickly Come & Go With Minimal Effort Featuring a Double Step Configuration, These Formidable Manual Steps are Built of Heavy-Duty Aluminum & Solid Steel Materials for Smooth, Consistent Lifetime Operation .