Aluminum Extension Ladder 16 ft. 1. OEM service 2. One-stop solution 3. Competitive prices ... 4. Excellent customer service Aluminum Extension Ladder 16 ft. Shanghai Yi Jing Mold Factory Our company specializes in customized ... , die casting, investment casting, injection molding. Usage of products: 16 ft. Aluminum Extension Ladder provides dependable, twist-proof performance. It is ...