... barrier, 1. With full welding; 2. All oral material is A grade 3. stored in the stack 4. 320x63x910mm 3m Stackable retractable ... line management and crowd control. If you're looking for a flexible system that is easy to set-up, simple to ... change, retractable belt barriers are ideal.And stackable one bring a another advantagement: stored in the stack, saving more storage space ...