This extension ladder is engineered using high grade robust aluminium. The box section stiles provide added rigidity and sturdiness to ensure maximum performance on the job site and the square shaped rungs provide added grip during use High-performance box section alloy stiles for strength and rigidity Easy to use push-up operation Slip-resistant square rungs Rung clips to secure sections together for safe use and easy transport Unique wrap-around top clips with smooth glide runners to reduce wear and tear Heavy duty wide stabiliser with slip-resistant feet for added safety For Professional Use