Inquiry (采购产品): 4 step lock n stock safety ladder Good morning, Just purchased one of your 4 step lock n stock safety ladders. I have two questions. First, the literature states a 350lb capacity, but the sticker on my ladder states that it has a 300lb capacity. Which is it? Second, my ladder was built in 08/2008. Have there been any product or safety uprades since this time? Regards, Scott Landsinger Ladder Safety & Implementation Team Leader **** Hidden Message ***** Scott Landsinger 2313 So 20th St Lab Bldg. # 11 La Crosse, WI 54601 USA Company: Trane E-mail: slandsinger@trane.com **** Hidden Message ***** slandsinger@trane.com