Tri-Arc RWSR110246-XR 10-Step Gateway Rear-Exit Steel Rolling Ladder with 30" Deep Top Platform, Perforated Tread with Handrails, 24" Wide Steps, Gray Rear-Exit Gate allow user to safely exit off of ladder onto another elevated surface Large 30" Deep top platform provide ample space to work from and to safely and comfortably exit and re-enter the top platform Perforated tread provides excellent slip-resistance and downward slots provide drainage Step Lock firmly locks ladder to floor when in use Ideal for industrial and warehouse environments where working from height safely and productively are essential to the job