One adapter has a plastic cog that accepts a plastic drive chain, so that you can adjust the length of your background comfortably, and a tension control so the background doesn't unroll by itself due to gravity. The chain comes with a hanging chain weight to keep it taught.
The Background Paper Drive Set mounts to specially made hooks that offer many mounting possibilities.
- Adapters expand and lock securely
- Plastic cog accepts plastic drive chain to adjust length easily
- Tension control keeps background tight so it doesn't unroll
- Background set mounts to specially made hooks which offer multiple mounting options
- Limited two-year warranty