... a double sided step ladder, stair step ladder, stair platform, extension ladder, standoff ladder, platform and freestanding ladder. Made to European Standard ... , EN131 Certified. A Step ladderstright ladderM size ladder with plateusing this seriesfolding seriespacking picture The reasons ... 2~1.3mm.2 :Rubber(1) 100% new material. Never use recycle rubber.(2) Our ladder rubber parts never break, because ...